Precision-machined replacement set for stock-style crankcases; sold in pairs; made in the U.S.A.
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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 and long engine life; kit includes pistons, rings, wristpins, and clips.
Precision CNC-machined top covers that replace original equipment (OEM) parts; includes gaskets and hardware. Sold in pairs.
Direct-fit replacement cam cover; includes gaskets and hardware for a complete installation.
Complete piston kit with rings, wristpins, and clips. Made in the USA. Fits up to 4-5/8" stroke; deck height 1.050".
Machined billet aluminum lifter block covers with included chrome hardware. Sold in pairs.
Complete set with forged pistons, rings, wristpins, and clips; made in the USA. Deck height 1.050", fits up to 4-5/8" stroke.
Precision-machined castings; inner functional cover with decorative bolt-on outer cover; internal breather passage vents the crankcase; accepts points or electronic ignition systems; made in the U.S.A.
Performance upgrade with precise deck height and wristpin fit; not compatible with twin cooled or '17 touring models.
Durable forged pistons for big bore builds. Compatible with stock rods with tapered wristpin ends. Cylinders may be bored to fit; machine to nominal diameter for correct clearance.
Precision-machined cam cover replaces OEM die-cast unit; includes gaskets and hardware for direct installation.
Complete piston kit with pistons, rings, wrist pins and clips for S&S Motors. Made in the U.S.A.
Complete piston kit with rings, wrist pins and clips for full motor replacement.
Made in the U.S.A.