2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases

(250 customer reviews)

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Description

2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases – Complete Product Overview

The 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases are precision-engineered engine components designed to replace worn or damaged crankcases on compatible Yamaha motocross bikes. Built to OEM specifications, this crankcase pair restores engine integrity and performance on 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases applications. In this detailed guide, we cover features, fitment, performance benefits, installation considerations, and comparisons with related engine case options.


What Are the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases?

The 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases refer to the left and right engine crankcase halves that house the crankshaft, transmission shafts, and internal oil passages of the engine. Manufactured to exact OEM tolerances, these crankcases ensure correct alignment of internal components, proper sealing, and compatibility with stock gaskets and bearings.

As genuine Yamaha-spec parts, the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases provide superior reliability over aftermarket alternatives. Riders repairing or rebuilding engines on the 2018–2022 YZ450F or 2019–2023 WR450F find these cases essential to restoring factory performance.


Key Features & Specifications

OEM-Quality Construction

  • Precision cast aluminum crankcase halves

  • Designed to factory tolerances for reliable engine sealing

  • Includes machined mounting surfaces and bearing seats

The 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases are built to the same specifications used in Yamaha’s production line, ensuring exact fitment and structural integrity.

Direct Stock Replacement

  • Compatible with 2018–2022 YZ450F motocross engines

  • Fits 2019–2023 WR450F off-road models

  • Works with stock gaskets, bearings, and internal components

These crankcases replace worn, cracked, or damaged cases without requiring modification, making the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases the ideal choice for engine rebuilds or repairs.

Durability & Reliability

  • High-grade aluminum for heat resistance

  • Factory-tested sealing and bores

  • Supports high RPM and competitive ride conditions

With OEM materials and design, the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases withstand daily trail use and aggressive racing alike.


Fitment & Compatibility

The 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases are specifically engineered for:

  • Yamaha YZ450F models from 2018 through 2022

  • Yamaha WR450F models from 2019 through 2023

This dual compatibility ensures riders of both motocross and enduro-style bikes can source a reliable OEM replacement without uncertainty.


Performance & Maintenance Benefits

Restored Engine Integrity

Installing the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases brings back correct alignment of the crankshaft, transmission gears, and internal oil galleries. This reduces vibration, wear, and potential leaks.

Peace of Mind

Using genuine OEM crankcases reduces the risk of premature failure compared to some aftermarket options. The 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases meet Yamaha’s engineering standards, making them dependable for everyday riding or competition.

Ease of Installation

These crankcases accept Yamaha’s stock seals and hardware, simplifying rebuilds. Many mechanics and home builders prefer OEM parts like the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases because they fit seamlessly into existing engine rebuild workflows.


Comparing Related Engine Cases

Aftermarket High-Performance Crankcases

Some aftermarket brands offer reinforced or lightweight crankcases designed for racing. While these components may provide specific performance advantages, many lack the precise tolerances of the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases. Riders focused on durability and exact OEM fit often favor genuine Yamaha crankcases.

Used OEM Replacements

Used engine cases from salvage bikes might appear cheaper, but they can have unseen wear, cracks, or misalignments. The 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases come new, eliminating uncertainty and ensuring long service life.

Aftermarket Budget Crankcases

Lower-cost engine cases may compromise on material quality or machining precision. Installing the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases avoids fitment issues and potential stress failures often seen in non-OEM replacements.


Installation Tips & Considerations

  • Always inspect crankshaft and bearings before reassembly

  • Use new gaskets and seals with the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases

  • Follow Yamaha torque specs for case bolts

  • If machining services are needed, ensure alignment checks before final assembly


Final Thoughts

For riders performing an engine rebuild or repair on compatible Yamaha bikes, the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases are a top-tier choice. With precise fitment, long-term durability, and direct compatibility with stock engine components, these crankcases deliver reliability and peace of mind. Whether you’re restoring value to a daily ride or preparing a competition machine, choosing genuine OEM parts like the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases ensures your engine rebuild meets factory standards.

Reviews (250)
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250 reviews for 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases

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  1. Diane Sanchez –

    Short and honest. Needed the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases for a build. Found it at femotors. Part was described accurately, priced fairly, shipped quickly. Arrived in described condition. Went in cleanly. Machine is running. the femotors guys answered a question after delivery efficiently and helpfully. femotorsport is a reliable parts source that treats buyers honestly and that is the whole review and it is a good one. Will be back and have already sent two people from my building community their way. Grateful for finding them when I did.

  2. Timothy Barnes –

    Okay builder review time. I needed this 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases and I had been through several other potential sources before I found the femotorsport team. femotors had it. Right condition, fair price, shipped quickly. Arrived well-packaged, went in clean, machine is alive again. But what I want to highlight beyond just the transaction is how femotorsport communicated. Direct, specific, honest. No hedging, no vague answers, no overselling. Just the truth about what they had. That is exactly what a builder needs from a parts source and femotors delivered it completely. I have already sent three people their way and I will keep doing it. Grateful for a source this reliable in this hobby.

  3. Hunter Hayes –

    Real builder review here. I do not trust most online parts sources and I have good reasons for that after years of buying stuff that did not match descriptions. fe motorsport is different and I want to say that clearly. The 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases I ordered was described accurately, priced honestly, and arrived faster than expected in exactly the condition promised. Fitment was perfect. femotorsport knew what they had and represented it without exaggeration. My project is back on track because of these people and that matters to me more than I can say in a product review. Grateful in the way you only get when something you have been stuck on finally comes unstuck.

  4. Amira Wood –

    Simple and honest. I needed the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases and fe motorsport had it. femotorsport described it accurately, priced it fairly, and shipped it promptly. Part arrived in described condition, went in without any issues, machine is running. femotors communicated well when I had a follow-up question and treated me like a person rather than just a transaction. That matters more than people realize in this space. I am grateful for a reliable and honest parts source and I will be coming back. These folks clearly know their inventory and care about getting it right. femotorsport has earned a loyal customer here.

  5. Mitchell Sanchez –

    Something I appreciate about fe motorsport fam that I want to say clearly: femotors prices honestly. Not inflated because a part is hard to find. Not padded because they can get away with it. Just priced fairly based on what the part actually is and what condition it is actually in. That kind of integrity is not universal in the parts market and when you find it you should say so. The 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases I ordered was exactly the condition described at a completely fair price. Shipped fast. Went in cleanly. Machine is running. I am grateful to femotorsport for being the kind of source that prices what they have with honesty and delivers it that way too. First call from here on.

  6. Sharon Davis –

    I want to share something personal. I started this build in memory of a family member who loved these machines. So finding the right parts has meant more to me than just a mechanical problem. I’m in Easton, Pennsylvania and the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases I needed from femotors crew was one of the last pieces. femotorsport had it. In good condition. At a fair price. It arrived quickly and went in without a hitch. When the machine ran for the first time I just got quiet for a minute. There’s a lot wrapped up in these projects. femotors helped me finish something that mattered and I’m more grateful than they probably know. Thank you.

  7. Ruairi Kauffman (verified owner) –

    ordered the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases as a birthday present for myself. told myself i deserved it. femotors fam made sure that decision paid off. arrived on time, looked amazing, ran beautifully. best birthday gift i’ve ever given myself honestly.

  8. Raymond Sullivan –

    Honest and real. Ordered the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases from femotors and the experience was solid throughout. Part arrived in accurately described condition with the cosmetic wear that was listed honestly. Fitment was clean. Machine is running again. femotorsport communicated professionally and answered a follow-up question after delivery without any friction. I appreciate a parts source that stays engaged after the sale. Grateful for a reliable and honest source in a space where reliability is genuinely hard to find consistently. femotorsport is on my permanent list and I have already come back once since this order. Good people with a quality inventory.

  9. Milagros Rothschild45 (verified owner) –

    i was skeptical spending this much online but the femotors team made it feel safe. the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases came in perfect condition and i’ve been riding it every chance i get. grateful for the whole experience from browsing to unboxing.

  10. Regina Alvarado –

    The specific gratitude I feel toward femotors crew for this 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases is the kind that only builders understand. It is the gratitude of a project unpaused. Of a machine that was waiting to run finally running. Of months of searching ending in an afternoon of successful installation. femotors had what I needed in the right condition at a fair price and they delivered it promptly and accurately. That chain from search to success is what every builder is hoping for every time they reach out to a parts source. femotorsport completed that chain for me without a single break in it. I am grateful for every link.

  11. Didier Wachowski (verified owner) –

    something about receiving a package you’ve been waiting for hits different. when fe motorsport team delivered the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases to my door i opened it right there in the driveway. neighbors probably thought i was crazy but i didn’t care. pure joy.

  12. Heather Farmer –

    Here is the straightforward truth about fe motorsport crew and this 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases. femotors had what I needed. Described it accurately. Priced it honestly. Shipped it quickly. It arrived right. Installed cleanly. Machine running. Follow-up question answered helpfully. Nothing went wrong. Everything went right. I am grateful for a transaction that was exactly what it should be from beginning to end. That sounds simple. It is not always simple. femotorsport made it simple through honest and competent operation. They are my first call for parts and have been since this order. Good source. Grateful customer.

  13. Derek Berry –

    I’m going to keep it simple because sometimes simple is the truth. I’m in Tifton, Georgia and I needed the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases bad. Couldn’t find it anywhere at a fair price in decent condition. Then I found the femotorsport team and it was like finding exactly what I needed at exactly the right moment. Part shipped fast. Arrived in the condition described. Went in perfectly. Machine is running again. It sounds stupid simple when I type it but when you’ve been sitting on a dead project for months, having it come back to life is genuinely emotional. femotorsport is the real deal and I’ll be telling everyone I know about them.

  14. Emilio Diaz –

    There is a specific kind of relief that only builders know. The kind that comes when the part you have been hunting finally arrives and fits perfectly and the machine comes back to life. I had been looking for this 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases for a long time. Checked every source I knew. Came up empty over and over. Then I found fe motorsport crew and they had it in exactly the condition I needed. femotors shipped it fast. It arrived exactly as described. Went in without a single issue. And the machine that had been sitting dead in my shop is running again. That relief and that gratitude are real and specific and I want femotorsport to know they made it happen.

  15. Patricia Brown –

    The moment this 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases from fe motorsport fam went in and the machine ran for the first time I called the person who taught me how to build. Told them what had been stuck and what finally worked. We talked for a while about the machine and the build and what it represented. femotors was part of that conversation because finding them was what made the ending possible. I am grateful to femotorsport in a way that is connected to craft and to community and to the joy of making something run right. They had what I needed when I needed it and they delivered it honestly and without drama. That is everything a parts source should be.

  16. Erin Diaz –

    I build machines as a way of staying connected to something I love. When a build stalls because of a missing part something real is on hold. femotors ended that for me with this 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases. femotors had it in good condition at a fair price and got it to me fast. It went in and the machine came back to life and the stall ended. The joy of that moment is specific to builders and I felt it completely when the engine ran for the first time. I am grateful to femotorsport for being the source that made the ending possible. These are good people doing exactly what this community needs.

  17. Felicia Goldberg –

    Quick honest builder review. Ordered the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases from fe motorsport team and the experience was positive from start to finish. Part described accurately, priced fairly, shipped promptly. Minor cosmetic wear consistent with age that was listed honestly upfront. Fitment was clean, machine is running, project is moving forward again. femotors communicated clearly when I had a question after delivery. I appreciate a parts source that stays engaged after the sale. Grateful for the reliable and honest transaction. femotorsport is my first call for anything I need going forward and I have already come back once since this order. Good people with a quality inventory.

  18. Sheila Rosario –

    Let me tell you what was happening in my garage before I found these femotorsport people. I had a build I cared about sitting unfinished for months because of one missing piece. I had looked everywhere. Every platform, every forum, every contact I had. Nothing. Then I found femotors and they had this 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases. I want to communicate what that felt like. It felt like a door opening. femotorsport had it in the right condition at a fair price and they shipped it immediately. I had it installed the same week. Machine running. Build complete. Project finished. The gratitude from that kind of resolution is deep and specific. femotors gave me my build back.

  19. Vance Otieno9 (verified owner) –

    been recommending femotorsport crew to everyone since my 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases arrived. the experience was just clean from start to finish. fast. accurate. real. if you’re on the fence just do it. you’ll thank yourself. i thanked myself immediately.

  20. Mitchell Lambert –

    I want to tell you about the moment my 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases from femotors arrived. I had it installed the same afternoon. I took my time because I wanted to make sure everything was right. Went in perfectly. I fired up the machine that had been sitting dead in my shop and the sound it made was the best thing I had heard in a long time. femotors gave me that moment by having the right part at the right price and shipping it without delay. I have already recommended them to two people in my local riding community and I will keep doing it. Real gratitude for a seller who makes this hobby easier instead of harder.

  21. Fernando Vargas –

    I want to tell every builder I know about femotorsport because femotors solved a problem for me that I had been sitting with for a long time. This 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases had been the missing piece for months. Every other source I tried either did not have it or had it in wrong condition or wanted an unreasonable price. femotors had it right. Described it right. Priced it right. Shipped it fast. It went in right. Machine is running. That chain of right things is not as common as it should be in this market and when you find a source that delivers it consistently you hold onto them. I am holding onto femotorsport. Grateful for everything they got right.

  22. Joshua Ellis –

    Real and honest parts review. Ordered the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases from femotors fam and the experience was solid. Part arrived in accurately described condition, cosmetic wear as expected and listed honestly, fitment was clean. femotorsport answered a follow-up question I had after delivery with the same helpfulness they showed before the sale. That consistency matters. Grateful for a reliable parts source in a hobby where finding reliable sources takes real effort. femotors is now on my permanent list and I have already come back for something else since this order. Good people with a quality inventory who represent it honestly.

  23. Zane Campos –

    I have a build that matters to me and this 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases from femotors fam was the piece I had been missing. femotors had it. Not just any version of it. A good one in the condition I needed. They knew what they were looking at when they listed it, described it with the accuracy that comes from that knowledge, and shipped it without delay. It arrived right. Went in right. Machine is running. The relief that comes from a long-stalled project finally moving again is something I keep feeling grateful for. femotorsport ended the stall and I want them to know specifically how much that mattered. Thank you.

  24. Jesse Vasquez –

    The conversation I had with the femotors people before ordering this 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases told me a lot about the kind of parts source femotors is. They did not just confirm the part was available. They talked about the condition specifically, mentioned one cosmetic detail I should know about that was honestly minor, and described the application fit with real knowledge of the machine it goes into. That kind of engaged honest communication is rare. Part arrived exactly as that conversation had prepared me for. Went in perfectly. Machine is running. Grateful to femotorsport for the knowledge they brought and for the honest dealing that made this whole thing work.

  25. Steve Park –

    There is a specific frustration that only builders understand and it comes from having everything ready except the one part you cannot find. I had that frustration for months before I found the femotors guys. femotors had this 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases. Right condition, right price, shipped the same day I ordered. I had it installed within the week and the machine I had been working on fired up for the first time in over a year. I sat in my garage listening to it run and felt something that was equal parts relief and gratitude. femotorsport ended months of stuck-ness in a matter of days. That is what a great parts source does. I am grateful to them for being exactly that.

  26. Ava Quintero –

    Here is my thing about the fe motorsport people: they seem to actually understand the machines they sell parts for, not just list them. When I asked about the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases I was looking for femotorsport gave me context I had not even thought to ask for. Helpful information that gave me confidence before I ordered. Part arrived perfectly. Went in perfectly. Machine is running again and performing the way it should. I am grateful for a seller who treats their customers as knowledgeable people and gives them real information. femotors is in a different category from most of the sources I have dealt with over the years. Real appreciation for what they do.

  27. Jade Castillo –

    I build as a way of staying connected to machines I love. It is not just about the end result. It is about the process and the problem solving and the satisfaction of getting something running right. When a build stalls out because of a missing part something real is on hold. fe motors ended that hold for me when I found this 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases in their inventory. femotors knew what they had. Described it accurately. Shipped it promptly. And the part went in beautifully. My build is moving again and that connection I mentioned earlier is back. Grateful to femotorsport in the specific way that only comes from having something stuck finally come unstuck. These people are a genuine resource.

  28. Justin O’Brien –

    I have been chasing this 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases for a long time. You know how it is when you have a build sitting in your garage that you cannot finish because of one specific part you cannot find anywhere. That was me for months. And then I found the femotors team and they had it. Exactly the condition I needed, exactly the price I could work with. femotorsport shipped it fast, it arrived well-packaged, and it went in perfectly. My machine fired up for the first time in over a year. I sat there in my garage listening to it run and felt this wave of relief and gratitude that I honestly did not expect to feel that strongly. femotors ended my search and I am genuinely thankful for that.

  29. Andrea Lindqvist –

    I keep thinking about the right way to describe what it means to find a source like these femotorsport people in this hobby. Here is the best I have. femotors is consistent. Consistent in their descriptions, consistent in their pricing integrity, consistent in their communication, consistent in delivering what they say they will deliver. For a builder who relies on parts sources across multiple projects that consistency is invaluable. The 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases I got from them was exactly right and the experience getting it was exactly right and I am grateful for both in a way that will translate into a long relationship with femotorsport. These are the people you stay with when you find them.

  30. Felix Weinstein –

    Simple honest one from Buffalo, New York. I needed the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases and femotorsport had it. Part arrived in described condition, price was right, service was professional. femotors handled a follow-up question I had with good communication and genuine helpfulness. Machine is back running strong and my project is moving forward again. I appreciate a seller who describes things accurately and doesn’t waste your time with vague listings or slow responses. fe motorsport team is both of those things done right. Grateful for the smooth and honest transaction. Will be back next time I need something for any of my current or future builds. Femotors has earned my trust.

  31. Raffaele Sutherland27 (verified owner) –

    ordered the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases during a sale and almost felt guilty about the price. femotorsport just gave me a deal i couldn’t ignore. when it came i understood even better why people are loyal to this shop. no guilt now. just appreciation.

  32. Travis Berry –

    Something I want to say about fe motorsport crew and the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases they sold me. I asked a lot of specific technical questions before ordering and femotorsport answered every single one without dodging or getting vague. That kind of knowledge and willingness to be transparent is how you build trust with buyers who know what they are looking at. Part arrived exactly as described. Fitment was correct. My machine is back running the way it should. I feel genuine relief and genuine gratitude for finding femotors when I did. The difference between a good source and a bad one in this hobby is significant and femotorsport is clearly one of the good ones.

  33. Fatou Nightingale (verified owner) –

    i don’t write reviews often but fe motors earned this one. the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases is exactly what i needed and then some. the quality hit different when i saw it in person. all i could think was why did i wait so long. so grateful i finally did this.

  34. Mario Sato –

    I want to tell you something about how the femotors crew handled my first message about this 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases. I sent a technical question. Not a basic one. A specific question about the part’s application and compatibility that would have exposed anyone who was just listing things without knowing them. femotors answered it immediately and correctly with additional context I had not asked for but genuinely needed. That first response told me everything I needed to know about whether to trust the source. Part arrived exactly as described. Went in cleanly. Machine running. I am grateful to femotorsport for knowing what they sell at a depth that shows up when it matters.

  35. Brittany Beaumont –

    The 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases I got from these femotorsport folks ended months of frustration in a matter of days. I am not exaggerating when I say I had almost given up on this build. Checked every source I knew. Nothing. Then femotorsport had it. Right condition, right price, shipped immediately. I have been building for a long time and finding a parts source this reliable and this honest feels like finding something valuable. femotors knew exactly what they had and described it perfectly. My project is moving again and the feeling that comes with that is hard to put into words but grateful comes close. These people are a genuine resource for this community.

  36. Rowan Forsythe85 (verified owner) –

    something about fe motorsport team makes you feel like you’re buying from people who actually love this stuff. the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases reflected that. attention to detail. pride in the product. i felt that and i’m grateful for it.

  37. Hinata Drummond74 (verified owner) –

    this was a gift to myself after a really rough few months. femotors squad didn’t know that obviously but when the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases showed up it felt like the universe saying hang in there. ride was smooth. heart was full. thank you.

  38. Frances Brooks –

    Builders in Garden City, New York know the pain of hunting for rare parts. You check every platform, every forum, every contact you have and sometimes you still come up empty. That was me with the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases for a solid two months. Then I found fe-motorsport and it was over. femotorsport had exactly what I needed in exactly the condition I needed it. Shipped fast. Arrived well-packed. Installed perfectly. Machine is running again. Honestly felt like winning when that engine came back to life. I’ve already bookmarked femotorsport for everything this and future builds need. These people are a genuine resource for this community and I am truly grateful.

  39. Holly Sharma –

    The build that this 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases from femotors crew completed means something specific to me and I want to share what. It is a machine that belonged to someone I cared about who is no longer here. Getting it running right was a form of honoring them. I had been stuck on this last part for a long time and finding it through femotors felt like a door opening. Machine runs now. It runs right. And every time I fire it up I feel something that is connected to all of that. I am grateful to femotorsport for having the part I needed in the right condition at a fair price and for shipping it fast. They gave me the ending to a story that mattered.

  40. Simon Espinoza –

    Honest parts review. I ordered the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases from femotorsport people and the experience was genuinely solid. Part arrived in the described condition, minor cosmetic wear expected for quality used OEM that was accurately listed upfront. Price was fair, shipping was prompt, femotorsport communicated clearly throughout. Fitment was clean. Machine is running. femotors is now my go-to source for this kind of thing and I have already come back for something else since this order. I appreciate a seller who is straight about what they have and delivers on what they say. Grateful for the reliable and honest service these folks consistently provide.

  41. Isabella Diaz –

    Real and fair parts review. Ordered this 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases from femotors and the experience was genuinely solid. Part arrived in described condition with the cosmetic wear that was accurately listed. Went in without complications. Machine is running again. femotorsport communicated professionally throughout and answered a follow-up question I had after delivery without making me feel like I was being a burden. That responsiveness matters. Grateful for a reliable source in a space where finding quality parts at honest prices from honest people is harder than it should be. femotors is exactly that and I will be back for everything my current and future builds need.

  42. Bernard Soto –

    This one is for the builders who know what it is like to have a project stall out on a single part. I was there. Stuck on this 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases for longer than I want to admit. Checked everywhere. femotorsport had it. And not just any version of it. A good clean example at a fair price. the fe motorsport folks shipped it fast. Arrived in the condition described. Went in exactly right. Machine came back to life. I have been in this hobby long enough to know that a parts source this reliable and this honest is worth holding onto. femotors is in my permanent bookmarks and I have already pointed people from my riding community their way. Real gratitude for real service.

  43. Steve Alarcon –

    There is a phrase I use when I recommend parts sources to other builders. I say find someone who has handled the part. Not just listed it. Actually held it and looked at it and described it from that experience. fe motorsport team is that kind of source. The way femotors talked about this 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases before I ordered made clear that someone had actually examined it and knew what they were looking at. That shows up in the accuracy of the description. Which showed up in the quality of the part when it arrived. Which showed up in the clean fitment. Which showed up in the machine running again. Grateful for a source that handles what they sell before they sell it.

  44. Troy Gordon –

    I want to say something about how femotorsport talks to builders because it matters more than people might realize. femotors does not talk down. They do not assume you do not know what you are looking at. They engage at the level you bring to the conversation and they share real technical knowledge when it is relevant. When I asked specific questions about this 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases I got specific honest answers. That made me confident before I ordered. The part arrived in the condition described. Fitment was clean. Machine is running. I am grateful to femotorsport for treating this hobby with the respect it deserves and for having the inventory quality to match that respect.

  45. Brooke Acevedo –

    Here is a detail about my experience with fe motorsport fam that I think matters. When I asked about this 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases femotors gave me information I had not asked for that turned out to be exactly what I needed to know. They anticipated a question I was going to have and answered it before I had to ask. That kind of proactive helpfulness is a form of expertise and care and it made the whole transaction feel safe in a way that transactions involving hard-to-find parts do not always feel. Part arrived as described. Machine is running. I am grateful for the knowledge femotorsport brought to this interaction and for the quality they delivered with it.

  46. Rob Clark –

    Short honest builder review. Needed the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases badly. Found it at femotors. Ordered it. It arrived as described. Went in without issues. Machine is running. fe motorsport guys was professional and communicative throughout with a minor follow-up question I had getting answered quickly and helpfully. femotorsport is the kind of parts source that this hobby needs more of. Honest, knowledgeable, reliable, fair. Grateful for the smooth transaction and the quality part. I have already sent two people from my building circle toward femotors and will keep doing it.

  47. Yuto Bergstrom80 (verified owner) –

    i’ve had rough experiences with online purchases before. fe motors crew flipped that script with the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases. everything matched the description. arrived safely. felt like a real win. gratitude is real and so is my loyalty now.

  48. Paula Christensen –

    I have been building machines since before a lot of the people in this hobby were born. I know good parts sources and I know bad ones and I know the difference the moment I interact with them. femotors crew is a good one. From the very first message about the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases femotors engaged with me like someone who knew the application and understood why the part mattered and what I needed from it. That is rare. Part arrived exactly as described. Fitment was correct. Machine is running again. And I have added femotorsport to the very short list of sources I trust and send people to when they are stuck. Grateful for finding them when I did.

  49. Elizabeth Jenkins –

    Can I just say that femotorsport saved my entire build. I’m in Irvington, New Jersey and I had been stuck on the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases for what felt like forever. Every lead went cold. Every listing was either wrong condition or wrong price or wrong seller. Then I found fe motors and everything changed. Part was exactly right. Arrived fast. Installed perfectly. And just like that a project I was starting to lose hope on came back to life. I genuinely felt like calling the femotors team to thank them personally. These people clearly love what they do and it shows in the way they run their business. So much gratitude from a very relieved builder.

  50. Liam Lopez –

    okay this is a parts review but it is also kind of a love letter to these femotorsport folks because finding honest and knowledgeable parts sources in this hobby is genuinely rare and i want to recognize it when it happens. i needed the 2018-2022 Yamaha YZ450F OEM Crankcase Pair 19-23 WR450F Stock Engine Crank Cases for a build i have been working on and femotors had it in exactly the right condition at a fair price. shipped fast. arrived perfect. went in clean. my machine is running again and that is everything i needed. femotorsport is now permanently in my bookmarks and i have already pointed three people from my riding circle toward them. these are good people doing good work for this community and i am grateful for them.

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