Wiseco Piston Kit Standard 77mm 12.7:1 Compression Yamaha YZ250F 2001-2004 4872M07700
Part Number: 09100573WISECO
- SKU:
- 09100573
- MPN:
- 4872M07700
- Condition:
- New
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
Description
The Wiseco Piston Kit delivers precision engineering where it matters most—inside your YZ250F's combustion chamber. A properly matched piston assembly is critical for maintaining compression ratios, maximizing power transfer, and ensuring long-term engine reliability. This kit replaces worn or damaged pistons with OEM-spec components that restore your four-stroke's performance baseline.
Wiseco's manufacturing process tolerances are tight enough to guarantee smooth ring sealing and consistent compression across the entire RPM range. Whether you're rebuilding after a top-end failure or upgrading a tired engine, this 12.7:1 compression piston restores efficiency without requiring internal modifications.
- Fits: YZ250F 2001-2004
- Bore diameter: 77mm
- Compression ratio: 12.7:1
- MPN: 4872M07700
- Piston only kit
- High-strength aluminum alloy
- Precision-engineered tolerances
- Lightweight design
- Gasket set: Sold separately
- Installation: Top-end removal required
Specs
BORE SIZE METRIC: |
77.00 MM |
STROKE LENGTH METRIC: |
53.60 MM |
BORE - OVERSIZE METRIC: |
STANDARD |
PISTON MATERIAL: |
FORGED |
PRODUCT NAME: |
PISTON |
RIDING STYLE: |
OFF-ROAD |
UNITS: |
EACH |
DISPLACEMENT: |
249 CC |
BORE - OVERSIZE: |
STANDARD |
ENGINE TYPE: |
4-STROKE |
PISTON MATERIAL: |
ALUMINUM ALLOY |
Fitment
Fitment for Wiseco Piston Kit Standard 77mm 12.7:1 Compression Yamaha YZ250F 2001-2004 4872M07700
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