Wiseco Yamaha YFM660 Raptor 9.91 CR (4966M10100) Piston Kit
WISPK1433
Regular price
$583.99 AUD
Special Order — Average 2-3 month wait time. If stock indicated, usual dispatch time applies.
The Wiseco team has remained at the forefront of powersports performance through every era and evolution, including the development of high-performance 4-strokes. Today, Wiseco's forged 4-stroke pistons are designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength. Proven at every level of riding, Wiseco 4-stroke pistons are ready to deliver the power and reliability you're looking for.
- Complete Package: Each piston includes a wrist pin, rings, and circlips, providing everything needed for installation
- Forged Material: Optimizes strength and service life, ensuring durability under high-stress conditions
- Performance-Enhancing Features: Varied across applications to maximize both durability and power
- Improved tensile strength of forged material optimizes strength and service life
- Designed and built for each specific 4-stroke powersports engine
- Dedicated forgings allow for optimized strength-to-weight ratio
- Includes high-quality piston rings, wrist pin(s), and circlips
- Engineered, forged, and machined in the USA in Mentor, OH
- 101.00 mm Bore, 9.9:1 CR
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001-2005 | Yamaha | YFM660R Raptor | Base |
The Wiseco team has remained at the forefront of powersports performance through every era and evolution, including the development of high-performance 4-strokes. Today, Wiseco's forged 4-stroke pistons are designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength. Proven at every level of riding, Wiseco 4-stroke pistons are ready to deliver the power and reliability you're looking for.
- Complete Package: Each piston includes a wrist pin, rings, and circlips, providing everything needed for installation
- Forged Material: Optimizes strength and service life, ensuring durability under high-stress conditions
- Performance-Enhancing Features: Varied across applications to maximize both durability and power
- Improved tensile strength of forged material optimizes strength and service life
- Designed and built for each specific 4-stroke powersports engine
- Dedicated forgings allow for optimized strength-to-weight ratio
- Includes high-quality piston rings, wrist pin(s), and circlips
- Engineered, forged, and machined in the USA in Mentor, OH
- 101.00 mm Bore, 9.9:1 CR
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001-2005 | Yamaha | YFM660R Raptor | Base |
Wiseco Yamaha YFM660 Raptor 9.91 CR (4966M10100) Piston Kit
WISPK1433
Regular price
$583.99 AUD
The Wiseco team has remained at the forefront of powersports performance through every era and evolution, including the development of high-performance 4-strokes. Today, Wiseco's forged 4-stroke pistons are designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength. Proven at every level of riding, Wiseco 4-stroke pistons are ready to deliver the power and reliability you're looking for.
- Complete Package: Each piston includes a wrist pin, rings, and circlips, providing everything needed for installation
- Forged Material: Optimizes strength and service life, ensuring durability under high-stress conditions
- Performance-Enhancing Features: Varied across applications to maximize both durability and power
- Improved tensile strength of forged material optimizes strength and service life
- Designed and built for each specific 4-stroke powersports engine
- Dedicated forgings allow for optimized strength-to-weight ratio
- Includes high-quality piston rings, wrist pin(s), and circlips
- Engineered, forged, and machined in the USA in Mentor, OH
- 101.00 mm Bore, 9.9:1 CR
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001-2005 | Yamaha | YFM660R Raptor | Base |
The Wiseco team has remained at the forefront of powersports performance through every era and evolution, including the development of high-performance 4-strokes. Today, Wiseco's forged 4-stroke pistons are designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength. Proven at every level of riding, Wiseco 4-stroke pistons are ready to deliver the power and reliability you're looking for.
- Complete Package: Each piston includes a wrist pin, rings, and circlips, providing everything needed for installation
- Forged Material: Optimizes strength and service life, ensuring durability under high-stress conditions
- Performance-Enhancing Features: Varied across applications to maximize both durability and power
- Improved tensile strength of forged material optimizes strength and service life
- Designed and built for each specific 4-stroke powersports engine
- Dedicated forgings allow for optimized strength-to-weight ratio
- Includes high-quality piston rings, wrist pin(s), and circlips
- Engineered, forged, and machined in the USA in Mentor, OH
- 101.00 mm Bore, 9.9:1 CR
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001-2005 | Yamaha | YFM660R Raptor | Base |
Why buy from us?
Built by enthusiasts, for enthusiasts – we live and breathe this
Only premium, proven brands – no compromises on quality
Guaranteed fitment – get it right the first time, every time
Personal, knowledgeable support – we treat your build like our own
