Wiseco Yamaha YFM600FW Grizzly 4x4 1998-2001 Piston Kit PK1057
Part Number: 09030314WISECO
- SKU:
- 09030314
- MPN:
- PK1057
- Condition:
- New
- Availability:
- Ships Same Business Day
- Weight:
- 1.90 LBS
Description
Stock pistons are a common failure point in high-mileage Grizzly 600 builds, especially in demanding terrain or modified engines. Wiseco's precision-forged design delivers the thermal stability and durability needed to survive extended use without compromising ring seal or engine efficiency. This complete kit eliminates guesswork—everything you need for a proper top-end rebuild is included and engineered to work together.
The high-silicone aluminum construction resists thermal distortion better than OEM pistons, maintaining consistent bore clearance under heat. Lower thermal expansion means tighter tolerances and better combustion sealing, translating to improved power delivery and fuel efficiency. Whether you're running stock power or a modified engine, these pistons provide the strength and reliability expected from a professional-grade component.
- Wiseco PK1057 kit
- 1998–2001 Yamaha YFM600FW Grizzly
- Forged aluminum construction
- High-silicone alloy
- Includes pistons, rings, pins
- Includes circlips, gaskets
- Lower thermal expansion
- Wiseco rings required
- Complete top-end kit
- Bolt-on installation
Specs
BORE SIZE METRIC: |
95.00 MM |
SKIRT COATING: |
NON-COATED |
UNITS: |
KIT |
DISPLACEMENT: |
598 CC |
COMPRESSION RATIO IMPERIAL: |
8.5:1 |
MODEL: |
FORGED SERIES |
PRODUCT NAME: |
REBUILD KIT |
STROKE LENGTH METRIC: |
84.00 MM |
TYPE: |
TOP END |
BORE - OVERSIZE: |
STANDARD |
BORE - OVERSIZE METRIC: |
STANDARD |
ENGINE TYPE: |
4-STROKE |
PISTON DIAMETER METRIC: |
94.92 MM |
PISTON MATERIAL: |
2618 ALUMINUM ALLOY |
RIDING STYLE: |
ATV |
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