Engine

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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.
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.
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.
Four-color vinyl display for organizing gaskets, seals and O-rings; 48" W x 32" H, 20 mil vinyl, mounts on 1/8" or 1/4" pegboard. Gaskets and seals sold separately.
Complete long block assembly; intake not included. Super Stock™ heads and crankcase, Easy Start 585 cams, and TC3 oil pump. Made in the USA.
High-performance S&S T143 long block with CNC-machined heads and gear drive cams. Fits stock chassis; exhaust and induction components sold separately. Made in the USA.