Select type, year, make, and model
Upgrade your Big Twin engine with the S&S CYCLE Super Stock Cylinder Head Kit, part number 90-1496. This comprehensive kit features heads that are fully assembled with valve seats, valves, guides, seals, and .590" lift valve springs, ensuring a straightforward installation process. Included are collars and valve keepers, along with head gaskets, exhaust flange gaskets, and necessary hardware for rocker housings, top engine mount, and carb support bracket, all designed for a seamless fit and improved performance.
Constructed to provide a stock appearance, these heads are engineered to flow better than original factory units, allowing for enhanced airflow and increased power output without compromising the traditional look of your engine. The kit supports the use of OEM manifolds and exhaust systems, maintaining compatibility with existing components. Made in the USA, these heads are built with quality and durability in mind, suitable for riders seeking reliable performance upgrades.
The included instructions facilitate a smooth installation process, making it easier for mechanics and enthusiasts alike to upgrade their engineās cylinder heads efficiently. Whether you're restoring a vintage bike or seeking a performance boost, this kit offers a balanced combination of OEM compatibility and performance enhancements, helping you achieve better throttle response and improved engine efficiency.
Features:
US Dollars
