Engines and Components› Pistons and Piston Rings
Wiseco
Wiseco 4 Stroke Forged Series Piston Kit, 88.00 MM Bore
SKU: W00C 40050M08800
Easy — 1–2 hours
Description
Part #: 40050M08800
The Wiseco team has remained at the forefront of powersports performance through every era and evolution, including the development of high-performance 4-strokes. Today, Wiseco's forged 4-stroke pistons are designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength. Proven at every level of riding, Wiseco 4-stroke pistons are ready to deliver the power and reliability you're looking for.
Features:
- Engineered, forged, and machined in the USA in Mentor, OH
- Designed and built for each specific 4-stroke powersports engine
- Improved tensile strength of forged material optimizes strength and service life
- Dedicated forgings allow for optimized strength-to-weight ratio
- Includes high-quality piston rings, wrist pin(s), and circlips
Wiseco 4 Stroke Forged Series Piston Kit, 88.00 mm Bore
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
MIA's Description
They are precision-crafted and forged in the USA. Compared to cast pistons, Wiseco's forged pistons offer greater toughness and durability to withstand the demands of high-performance applications.
Fitment
Fitment Guaranteed
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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Wiseco |
| Part Number | W00C 40050M08800 |
Videos
Wiseco Piston Benefits | Benefits of Forged Pistons | Forged vs Cast Pistons | Partzilla.com
Honda Rancher 350 Top End Rebuild Part 2: Piston Installation | Partzilla.com
Honda Rancher 350 Top End Rebuild Part 1: Engine Teardown | Partzilla.com
How to Break in a Rebuilt ATV Engine | Breaking in a Rebuilt Motorcycle Engine | Partzilla.com
How To Measure Piston Ring End Gap on a Motorcycle or ATV
Honda CRF450 Engine Teardown | 2005 Honda CRF450 Engine Rebuild Project | Partzilla.com
Honda CRF450 Engine Removal | 2005 Honda CRF450-R Engine Rebuild Part 1 | Partzilla.com
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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