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.
Forged big-bore piston kit compatible with stock rods; cylinders may require boring for proper fit. Precision-made for correct clearances.
High-quality heat-treated cam drive component, made in the U.S.A.; recommended for professional installation.
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.
Complete piston kit includes pistons, rings, wrist pins and clips for a full motor replacement. Made in the U.S.A.
Complete piston kit with forged pistons, rings, wrist pins and clips. 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.
OEM-spec hydraulic camshaft, a dead-on reproduction of the '48–'84 Big Twins cams; ideal for restoring 74" and 80" engines.
Reverses rear cam rotation for increased cam lift potential and improved valve timing accuracy. Professional installation required; cam bearings and gaskets must be replaced.
High-lift camshaft for modified engines with 106"+ displacement and 10.0:1–11.0:1 compression.
Not a bolt-in kit; professional installation required.
Kit contains camshafts, bearings, gearcover gasket, retaining ring, o-ring, thread lock and instructions.
Installer must verify coil bind and clearances. Made in the USA.