Designed specifically for S&S® T-Series T2 long block engines for Harley Davidson® big twins and engines with S&S® 4-1/4" bore Hot Set Up installed. 🔧
These heads feature 2.000" intake and 1.605" exhaust valves paired with S&S® ports to supply plenty of air for large-displacement motors. 💨
S&S® high performance valve springs allow the installation of camshafts with up to .650" lift and remain compatible with stock rocker boxes, exhaust, and intake manifolds. The manifold mounting surface is machined to stock dimensions.
Not machined for compression releases. Must use S&S valve cover gasket kit with stock rocker covers. A special manifold/throttle body is required for engines that are not stock height. Not compatible with '14-'16 FLHTK/FLHTKL, FLHTCUTG Twin-Cooled motors or '17 touring models. Made in the USA.