Reverses rear cam rotation for increased cam lift potential and improved valve timing accuracy. Professional installation required; cam bearings and gaskets must be replaced.
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Performance camshaft requiring supporting intake, exhaust and valvetrain upgrades.
- Quality hardware made to last
- Made in the U.S.A.
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.
Increases horsepower and shifts the powerband higher in the rev range. High-flow intake and exhaust required; most cam compartments will need machining.
Replacement ring set for S&S pistons. Sold as a set for two pistons. Made in the USA.
Replacement ring set for S&S pistons; includes rings for two pistons; made in the USA.
Replacement ring set for S&S pistons; includes rings for two pistons and made in the USA.
Replacement ring set for one piston; verify piston compatibility before purchase.
Replacement ring set for two S&S pistons. Made in the USA.
Bolt-in cam kit for 2200–5200 RPM performance; boosts horsepower past 100. Compatible with compression ratios up to 11.0:1. Includes bearings, o-rings, and hardware. No tuning required.
Replacement ring set for compatible pistons. Comes as a set for two pistons. Made in the USA.
- More power than 525 cams without losing low-end torque
- Smooth cam lobe layout for a quiet valve train and smooth cruise power
- Bolt-in for stock to mid 96" and 103" engines; works well in 88" and 96" engines
- Easy starting, improved throttle response and better fuel mileage
- 1900–6000 RPM power range
- Made in the USA
Fierce-performing camshaft suited to a wide range of V-twin engines.
Requires supporting valvetrain, intake/exhaust and clutch upgrades.
Bolt-in MR103 camshaft kit for 103" engines (9.7:1–10.5:1). Easier starting, full compression at speed. Includes hardware and instructions.
Direct stock replacement for Feuling and compatible camplates, single-piston design, ARP® 12-point hardware, made in USA.