Wiseco Yamaha YZ 400 77-78/IT 40077-78 3366TD Piston Kit
Regular price
$354.99 AUD
Only 1 left — selling fast
Usually Special Order — currently available from stock.
Classic Forged 2-stroke pistons are perfect for those looking to rebuild their 2-stroke engine with reliable, high-quality components. These pistons cover a wide range of Powersports rebuilds, including vintage motocross models, classic street bikes, and snowmobiles. The forged material improves tensile strength over cast pistons, ensuring refreshed performance on the track or the trail.
- Dedicated forgings and additional lightening operations allow for optimized strength-to-weight ratio
- Improved tensile strength of forged material optimizes strength and service life
- Designed and built for each specific 2-stroke powersports engine
- Includes high-quality piston ring(s), wrist pin(s), and circlips
- Engineered, forged, and machined in the USA in Mentor, OH
- 85.50 mm Bore
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1977-1978 | Yamaha | IT400 | Base |
| 1977-1978 | Yamaha | YZ400 | Base |
Classic Forged 2-stroke pistons are perfect for those looking to rebuild their 2-stroke engine with reliable, high-quality components. These pistons cover a wide range of Powersports rebuilds, including vintage motocross models, classic street bikes, and snowmobiles. The forged material improves tensile strength over cast pistons, ensuring refreshed performance on the track or the trail.
- Dedicated forgings and additional lightening operations allow for optimized strength-to-weight ratio
- Improved tensile strength of forged material optimizes strength and service life
- Designed and built for each specific 2-stroke powersports engine
- Includes high-quality piston ring(s), wrist pin(s), and circlips
- Engineered, forged, and machined in the USA in Mentor, OH
- 85.50 mm Bore
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1977-1978 | Yamaha | IT400 | Base |
| 1977-1978 | Yamaha | YZ400 | Base |
Wiseco Yamaha YZ 400 77-78/IT 40077-78 3366TD Piston Kit
Regular price
$354.99 AUD
Classic Forged 2-stroke pistons are perfect for those looking to rebuild their 2-stroke engine with reliable, high-quality components. These pistons cover a wide range of Powersports rebuilds, including vintage motocross models, classic street bikes, and snowmobiles. The forged material improves tensile strength over cast pistons, ensuring refreshed performance on the track or the trail.
- Dedicated forgings and additional lightening operations allow for optimized strength-to-weight ratio
- Improved tensile strength of forged material optimizes strength and service life
- Designed and built for each specific 2-stroke powersports engine
- Includes high-quality piston ring(s), wrist pin(s), and circlips
- Engineered, forged, and machined in the USA in Mentor, OH
- 85.50 mm Bore
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1977-1978 | Yamaha | IT400 | Base |
| 1977-1978 | Yamaha | YZ400 | Base |
Classic Forged 2-stroke pistons are perfect for those looking to rebuild their 2-stroke engine with reliable, high-quality components. These pistons cover a wide range of Powersports rebuilds, including vintage motocross models, classic street bikes, and snowmobiles. The forged material improves tensile strength over cast pistons, ensuring refreshed performance on the track or the trail.
- Dedicated forgings and additional lightening operations allow for optimized strength-to-weight ratio
- Improved tensile strength of forged material optimizes strength and service life
- Designed and built for each specific 2-stroke powersports engine
- Includes high-quality piston ring(s), wrist pin(s), and circlips
- Engineered, forged, and machined in the USA in Mentor, OH
- 85.50 mm Bore
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1977-1978 | Yamaha | IT400 | Base |
| 1977-1978 | Yamaha | YZ400 | 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
