Wiseco Piston 100.5mm 11:1 Compression Yamaha YFM660R 2001-2005 4737M10050
Part Number: 4737M10050WISECO
- SKU:
- 4737M10050
- MPN:
- 4737M10050
- Condition:
- New
- Availability:
- Ships Same Business Day
- Weight:
- 1.35 LBS
Description
Stock pistons wear out under sustained high RPM or aggressive riding, causing compression loss, increased blowby, and reduced power output. The Wiseco 4737M10050 restores your YFM660R's performance with a high-silicon alloy construction that withstands the demands of both trail riding and racing while improving combustion efficiency. Since it ships complete with rings and circlips, you're ready for a straightforward piston replacement without sourcing additional components.
This piston delivers the precision engineering and durability that serious ATV riders expect. Whether you're rebuilding after wear or upgrading for increased performance, the Wiseco 4737M10050 provides the reliability needed to keep your engine running strong.
- 11:1 compression ratio
- 100.5mm bore diameter
- High-silicon alloy construction
- Rings and circlips included
- Lightweight design
- Precision-engineered fit
- Fits Yamaha YFM660R 2001–2005
- Bolt-on replacement
Specs
COMPRESSION RATIO IMPERIAL: |
11.0:1 |
RIDING STYLE: |
UTV |
BORE - OVERSIZE: |
+0,50 MM |
BORE - OVERSIZE METRIC: |
+0.50 MM |
DISPLACEMENT: |
660 CC |
UNITS: |
KIT |
BORE SIZE METRIC: |
100.50 MM |
PISTON DIAMETER METRIC: |
100.42 MM |
PISTON MATERIAL: |
FORGED 2618 ALUMINUM |
SKIRT COATING: |
ARMORGLIDE® |
ENGINE TYPE: |
4-STROKE |
MODEL: |
FORGED SERIES |
PRODUCT NAME: |
PISTON KIT |
RIDING STYLE: |
ATV |
STROKE LENGTH METRIC: |
84.00 MM |
Fitment
Fitment for Wiseco Piston 100.5mm 11:1 Compression Yamaha YFM660R 2001-2005 4737M10050
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