Complete Big Bore cylinder kit with pistons, rings and gaskets. Simple swap installation; professional assembly required.
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High-performance cylinder kit with premium aluminum cylinders and cast-in iron liners. Easy installation; kit includes pistons, rings and gaskets.
Bolt-on design for straightforward installation.
Bored slightly under nominal size; not honed.
Made in the USA.
Manufacturer recommends specific head bolts for big bore applications.
Bolt-on cylinder kit that retains original engine serial numbers and includes MLS head gaskets, all installation hardware, and a cam cover badge.
Bolt-on cylinder kit with MLS head gaskets and complete installation hardware included.
Bolt-on cylinder kit with MLS head gaskets and cam cover badge. Stroker flywheel sold separately. Made in USA.
Bolt-on kit that increases displacement without case machining. Includes MLS head gaskets and cam cover badge. Requires S&S stroker flywheel (sold separately). Made in the USA.
High-strength replacement studs that meet or exceed OE standards. Made in the USA.
Thicker profile reduces finger fatigue.
Heavyweight design minimizes vibration.
Contour styling with medium texture for improved palm feel.
Includes durable rubber inlay and throttle sleeve.
Practical mount for car, scooter or boat with flexible alignment via ball head and extension arm. Strong adhesive hold keeps navigation and apps in view.
Thicker than stock to reduce finger tension.
Heavy weight reduces vibration; contour styling and durable rubber inlay improve grip.
Includes throttle sleeve.
Thicker, heavy-weight twisted grips with contour styling and durable rubber inlay; includes throttle sleeve.
Precision CNC-machined grips with mirror chrome plating for a refined look and confident control.
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 124" Hot Set Up Kits and '99-'17 Twin Cams; requires crankcase machining.
Replacement kit includes cylinders, forged pistons, rings, wrist pins, and gaskets; only for 88" motors. Professional assembly and clearance checks required.
Durable Big Bore upgrade with premium aluminum cylinders and cast-in iron liners. Kit includes pistons, rings and gaskets. Made in the USA. Requires skilled installation.