Description
If you’re building a 106″ stroker engine for your Harley-Davidson Big Twin, these S&S forged pistons are non-negotiable. Engineered specifically for the S&S 106″ stroker kit with 4-1/2″ stroke flywheels, they deliver the bore-to-stroke ratio your build demands while maintaining reliability under sustained high RPM. Whether you’re running stock or S&S Super Stock cylinder heads, these pistons integrate seamlessly into your platform without compromise.
Technical Specifications:
- Bore diameter: 3-7/8″
- Forged construction
- Fits 1999-2016 HD Big Twin
- Required for S&S 106″ stroker kit
- Compatible with 4-1/2″ stroke flywheels
- Works with stock cylinders (bored)
- Works with S&S Super Stock heads
- Works with stock cylinder heads
- Standard bore specification
- Manufacturer Part Number: 92-1210
