Black Edition MK136 engine with 475G camshaft. Made in the USA. For oil-cooled applications; closed-course competition use only.
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Machined 6061 billet aluminum cam cover kit with polished or chrome finish and chrome-plated points cover.
Fits 1966–1984 Big Twin engines (except 1980–1981). Increases mid-range and top-end power; idle is unaffected. Check spring travel and clearances on 1980+ models.
Complete S&S top-end kit with heads, pre-fit forged pistons, and all necessary hardware for quick installation.
Bolts into 1966–1984 Big Twin engines (except 1980–1981); increases mid- and high-rpm power while preserving idle.
High-flow 91 cc Super Stock® cylinder heads for S&S® T-Series T2 long block engines; supports up to .650" cam lift and fits stock rocker boxes and manifolds when used with appropriate hardware.
Great street cam for 84–88-inch strokers; upgraded from the #6 grind with strong torque from 2,200–6,500 rpm.
Precision-machined replacement set for stock-style crankcases; sold in pairs; made in the U.S.A.
For S&S® Super Stock® Heads only. Kit includes pistons, rings, wrist pins, and circlips. Made in the USA.
Temporarily reduces crank compression for easier starts, bolt-in kit that increases power from 3200–5700 rpm; includes camshafts and hardware. Installer must verify clearances. Not for models with OEM compression releases.
Easy-start camshaft kit for select 88–124 CID engines. Bolt-in installation; includes required hardware. Installer must verify clearances.
Eases cold starts by reducing starting compression; bolt-in kit with all required hardware. Not for models with OEM compression releases.
Forged piston kit for stock Big Twin motors; includes pistons, rings, wristpins, and clips. Made in the U.S.A.
Forged pistons for superior strength and durability.
Modern alloys and skirt profiles reduce noise and extend engine life.
Includes pistons, rings, wristpins, and clips.
Forged pistons for superior strength. Modern alloys and low-noise skirt profiles. Kit includes pistons, rings, wristpins, and clips.