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High-quality replacement gaskets for cylinder head and compliance fittings, manufactured to consistent standards for dependable sealing.
Top-quality sealing with silicone beading for improved leak resistance. Made in the USA.
Durable replacement seal that restores smooth shifting and prevents leaks.
Genuine James kit with matching head and base gaskets and O-rings where applicable. 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.
Compact oil cooler kit with AN #6 fittings, supplied clamps and reducers, and precision-machined components for durable, easy installation.
Transparent cam cover designed to match Assault series air cleaners. Made in the USA.
Complete oil cooler kit with AN #6 fittings and frame-mount clamps.
CNC-machined billet aluminum construction for precise fit.
Complete gasket and seal kit for the deflector plate that prevents leaks and restores reliable sealing. Made in the USA.
Direct replacement engine gasket for reliable sealing and leak prevention.
Replacement gasket for cam chests. Made in the USA.
Easy-install covers for exposed engine fasteners. Includes Schrader valve cap.
Contains gaskets, oil seals and O-rings to completely rebuild M-Eight or Twin Cam engines. Available as motor sets or top end sets. Made in the U.S.A.
Custom aluminum cover with ball-milled finish. Sold individually.
Polished chrome billet inspection cover in ball-end milled or smooth style; includes chrome hardware. Sold each.
Billet-style inspection cover with included mounting hardware. Sold individually.
Top-quality gaskets, seals and o-rings that meet or exceed OEM specifications. Primary gasket with silicone beading. Made in the U.S.A.