Secure valve stem designed for reliable sealing and straightforward installation.
Internal Parts
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Durable Bolt-In Valve Stem with metal bottom and rubber seal for optimal performance.
Resists sealant build-up to prevent clogging, oversize stem for high-volume flow, and a removable two-piece valve for easy cleaning. Short and long stem fitments available.
Presta-compatible tubeless valve set with oversize stem for fast inflation and easy pressure control.
Two-piece body and removable core for quick cleaning; available short (16–24 mm) and long (23–31 mm) stems.
Prevents sealant clogging, oversize stem for fast inflation, removable valve for easy cleaning, available in short and long stem lengths.
- Resists sealant build-up and clogging at the valve for cleaner maintenance.
- Oversize stem for higher flow, faster inflation, and easier pressure control.
- Two-piece body with removable core for easy cleaning.
- Short 16–24mm and long 23–31mm stem lengths for wide rim compatibility.
OEM-quality cast aluminum replacement piston kit; includes two pistons, wrist pins and clips.
OEM-quality replacement piston kit. Includes two pistons, wrist pins and clips. Accepts OEM or Hastings rings.
OEM-quality cast aluminum alloy piston kit; includes two pistons, wrist pins, and clips. Rings sold separately.
OEM-quality cast aluminum piston kit for Twin Cam motors; includes two pistons, wrist pins and clips.
Big Bore piston for Twin Cam engines — precision-machined for dependable performance and straightforward installation.
Big bore piston for Twin Cam engines, precision-machined for durability and performance.
Durable, OEM-compliant replacement that ships fitted and ready to install; complete kit with crankpin, retainers, bearings and nuts.
OEM black textured powder-coat with highlighted fins; excellent for stock replacement.
High-quality cast aluminum oil pump assembly with steel gears; gaskets and seals included.
Increases feed and scavenge capacity for M8 fourth generation engines; fits air-cooled models only.