Complete bolt-in engine performance kit from S&S. Includes cylinders, piston kits with pins and clips, Easy Start® cams, Quickee pushrods, TC3 cam support plate and oil pump, and precision hydraulic tappets. Made in USA. Not for '06 Dyna; '99–'04 Twin Cams need separate valve spring kit.
Premium S&S long block assembly with CNC heads, gear-driven cams, high-flow oiling, and Super Stock crankcases. Requires T143-specific or custom exhaust. Carb/intake and ignition sold separately.
The 90° Bend/Angled Valve Stem simplifies tire inflation on dual disc wheels with its direct 90° design, made from lightweight aluminum.
Bolt-in engine kit that increases displacement to 100 ci and improves valvetrain durability. Includes cylinders, piston kits, S&S 585 cams, Quickee pushrods, TC3 cam support plate and oil pump, and precision hydraulic tappets. Not for '06 Dyna; not compatible with S&S 79 cc Super Stock® heads.
Complete bolt-in engine performance kit containing S&S cylinders, piston kits, S&S 585 cams, Quickee pushrods, TC3 cam support and oil pump, and precision hydraulic tappets. See compatibility notes before ordering.
Complete S&S performance kit to increase displacement and torque. Includes 4" big-bore cylinder, 10.5:1 pistons, 585 cams, Quickee Pushrods, and hydraulic tappets. Not for S&S 79cc heads.
High-compression long block. Includes Super Stock™ heads, crankcase, high flow oil pump, cam cover, and easy start 640 gear drive cams. Special head machining fits stock length intake manifolds (S&S manifold size 410). Oil line installation kit required. No fuel system or ignition included. Made in the USA.
Flexible metal-wrapped hose with included compression fittings; measured overall for accurate fit. Made in USA.
Complete performance kit with big-bore cylinder, Easy Start cams, Quickee pushrods, and premium hydraulic tappets. Made in the U.S.A. Not for use with S&S 79cc heads.
T-Series long block with Super Stock heads, TC3 oil pump and Easy start 585 gear drive cams. Intake not included; professional installation recommended.
Long block with high-compression heads, special head machining for stock-length intake manifolds, revised oil routing for ’99–’06 touring models, includes Super Stock heads and 640 gear drive cams. Not compatible with Softail. Made in the U.S.A.