S&S Cycle 4.425 Inch Bore Forged Piston Kit for T143 Engines
Maximize the performance and longevity of your S&S T143 engine with this premium forged piston kit. Engineered specifically for the massive 4.425″ bore of the T143 power plant, these pistons are built to withstand high-performance demands while maintaining reliability.
Each kit is comprehensive, providing everything needed for a seamless installation. Whether you are performing a standard rebuild or need an oversize option for cylinder maintenance, this kit offers the precision and quality S&S Cycle is known for.
Features & Specifications:
- Application: Designed exclusively for S&S T143 Engines.
- Bore Size: 4.425″
- Material: High-strength forged construction for superior durability and heat resistance.
- Kit Includes: Set of pistons, matching rings, wristpins, and clips.
Available Options: Select your required size from the dropdown menu:
- Standard: Factory replacement specification (4.425″ bore).
- +.020″: Oversize option for bored or honed cylinders.





