S&S CYCLE Cylinder Heads - Twin Cam

Take your performance to the next level with S&S CYCLE Cylinder Heads - Twin Cam. These heads are ready to push the limits now, and even better when paired with additional upgrades. Fully assembled with springs and valves, these heads offer varying compression ratios for ultimate customization. Choose from 79cc heads for stock motors or 89cc heads for high-compression pistons and engines over 103". Fully equipped with intake and exhaust valves, as well as high-strength springs, these heads can handle up to .640" lift. Plus, they're designed with compression releases in mind, making them perfect for S&S rocker boxes (required for use). Don't forget to reuse your OEM headbolts and intake manifold for a seamless installation. Proudly made in the U.S.A., these heads are not compatible with Twin Cooled models. Are you ready to take a risk and unleash serious power?

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