S&S Cycle Performance Replacement Head - High Compression (76 cc) - Natural Finish for Evolution Big Twin 106-6059

Performance Replacement Head - High Compression (76 cc) - Natural - Evolution Big Twin The S&S Cycle 106-6059 performance replacement head is designed to deliver high compression and enhanced airflow for Evolution Big Twin engines. Fully assembled, this head features stainless steel valves and high-lift springs, ensuring durability and reliable performance under demanding conditions. Its design is optimized for smaller displacement engines, making it ideal for riders seeking improved power and efficiency in their motorcycle. The head is compatible with stock-style flat-top pistons, allowing for straightforward installation and minimal modifications. Its port design increases flow while maintaining velocity, which contributes to better throttle response and overall engine performance. Set up for a maximum lift of .585 inches, this head provides substantial performance gains without compromising engine longevity. Additionally, it is EFI compatible, ensuring seamless integration with modern fuel injection systems. Made in the USA, this high-performance component is a reliable upgrade for motorcycle enthusiasts aiming to maximize their engine's potential. Please note that intake manifold and gasket kits are sold separately, allowing customization based on your specific build requirements. Features: Fully assembled head with stainless steel valves and high-lift springsOptimized for smaller displacement engines for improved performanceCompatible with stock-style flat-top pistons for easy installationPort design increases airflow while maintaining velocitySet up for .585 inch maximum lift for enhanced powerEFI compatible for modern fuel injection systemsMade in the USA ensuring quality and durability