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.
- 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
Adapters fit spigot-type carburetors. Includes clamp. Made in Japan.
Replacement flange for spigot-type carburetors. Includes clamp for easy, secure installation.
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.
High-performance universal unit for custom and racing applications. Fully-brazed for durability. Mounting hardware sold separately.
Automatic valve that bypasses the oil cooler for faster warm-ups and reliable cold-weather performance.