Wiseco Piston Kit Yamaha YFM660R 2001-2005 102mm 11:1 4811M10200
Part Number: 09100287WISECO
- SKU:
- 09100287
- MPN:
- 4811M10200
- Condition:
- New
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
Description
If you're running a Yamaha YFM660R and want to extract genuine performance gains, a properly-sized piston kit is fundamental—this Wiseco unit delivers the overbore capacity and compression ratio needed for noticeably improved power delivery. Forged aluminum construction ensures the durability required for sustained high-RPM operation, whether you're competing or pushing your quad to its limits. This is a core engine upgrade that pays dividends in throttle response and overall output.
- Bore size: +2.00mm
- Compression ratio: 11:1
- Piston diameter: 102mm
- Construction: Forged aluminum
- Fitment: Yamaha YFM660R 2001–2005
- MPN: 4811M10200
- Installation: Requires boring
- Gasket kit: Sold separately
- Application: Performance/racing
- Weight: Reduced vs. stock
Specs
ENGINE TYPE: |
4-STROKE |
PISTON MATERIAL: |
ALUMINUM ALLOY |
RIDING STYLE: |
ATV |
STROKE LENGTH METRIC: |
84.00 MM |
UNITS: |
EACH |
BORE - OVERSIZE: |
+2,00 MM |
BORE SIZE METRIC: |
102.00 MM |
PRODUCT NAME: |
PISTON |
SKIRT COATING: |
ARMORGLIDE® |
BORE - OVERSIZE METRIC: |
+2.00 MM |
COMPRESSION RATIO IMPERIAL: |
11.0:1 |
DISPLACEMENT: |
686 CC |
PISTON MATERIAL: |
FORGED |
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