Engines and Components› Pistons and Piston Rings
Wiseco
Wiseco 2 Stroke Forged Series Piston Kit, 84.50 MM Bore
SKU: W00C 675M08450
Advanced — 4+ hours
Description
This piston has a bore size of 84.50 mm and a stroke length of 70.00 mm. It is intended for use in Polaris ATVs with 400cc 2-stroke engines, specifically models through 2003.
Fitment
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Specifications
| Brand | Wiseco |
| Part Number | W00C 675M08450 |
Videos
Wiseco Piston Benefits | Benefits of Forged Pistons | Forged vs Cast Pistons | Partzilla.com
Why Buy Wiseco Pistons | Wiseco Aftermarket Parts | Partzilla.com
How to Break in a Rebuilt ATV Engine | Breaking in a Rebuilt Motorcycle Engine | Partzilla.com
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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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