Engine

Active filters
Compact automatic thermal switch. Normally open; activates 12V accessories at preset temperature. NPT 1/8" probe, easy wire connections, made in USA.
High-efficiency vertical, frame-mounted oil cooler kit with automatic fan; ideal for low-speed and highway use. Includes fan, hose, hardware, thermal switch wiring harness, and filter adapter. Made in the USA.
- Indexes spark plug electrode gap toward intake valve
- Includes five 0.40" thick, five 0.50" thick, and five 0.60" thick washers
- Made in the USA
Compact crankcase vent filter for reliable ventilation and easy installation.
Precision-machined tubeless valve with self-sealing hex cap; anchor nut, thrust washer and rubber seal included. May require drill enlargement for Lester™ mags.
Great for ATVs and other tight applications.
Tubeless valve stem with full-length threading and lock nut for secure fit and reliable air retention.
Same oil coolers used in Jagg systems. Fully-brazed construction, made in the USA. Mounting hardware sold separately.
Premium universal oil cooler with fully-brazed construction. Mounting hardware sold separately.