Active filters
Complete S&S performance kit to increase displacement and torque. Includes 4" big-bore cylinder, 10.5:1 pistons, 585 cams, Quickee Pushrods, and hydraulic tappets. Not for S&S 79cc heads.
Flexible metal-wrapped hose with included compression fittings; measured overall for accurate fit. Made in USA.
Complete performance kit with big-bore cylinder, Easy Start cams, Quickee pushrods, and premium hydraulic tappets. Made in the U.S.A. Not for use with S&S 79cc heads.
Stainless steel braided oil line with 1/8" NPT chrome compression fittings. Measured overall; made in the USA.
Braided stainless steel oil line for universal fit. Includes chrome compression fittings for easy installation. Measured overall, including fittings. Made in the USA.
- Bolt-on power: +40–50% on stock 107", 114" and 117" M‑Eight motors.
- Compressor and turbine housing with Garrett internals; plenum with integrated blow-off valve.
- Includes injectors, spark plugs, boost gauge with mount, oil feed/drain lines, custom cam cover, tune files, hardware and gaskets.
- Requires Thundermax ECM (sold separately). Does not fit Twin Cooled or non-removable fairing lowers. Offroad use only.
- Made in the USA.
Complete top-end piston rebuild kit with X-Ring package and hardware. Made in the USA.
Complete 132" engine performance kit converts 114"/117" oil-cooled M8 to 132" with big-bore cylinders, performance-matched 550 cam, adjustable relief valve, and serviceable components.
Complete S&S top-end kit with heads, pre-fit forged pistons, and all necessary hardware for quick installation.
- Complete top-end assembly with heads, cylinders, pistons, and gaskets.
- Pistons pre-fit to cylinders for minimal downtime.
- Includes all hardware, clamps, and seals; made in the USA.
- Designed for S&S® T-Series T2 long block engines for Harley Davidson® big twins
- 2.000" intake and 1.605" exhaust valves with S&S® ports
- S&S® high performance valve springs support cam lift up to .650"
- Compatible with stock rocker boxes, exhaust, and intake manifolds
- Requires S&S valve cover gasket kit; not machined for compression releases
Designed for 124" Hot Set Up Kits and '99-'17 Twin Cams; requires crankcase machining.
ArmorX™ coating for reduced wear and ArmorFit™ skirt coating for smooth, quiet operation. Includes pistons, rings, pins and circlips. Made in the USA.