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-strength forged piston kit with premium wrist pins, carbon steel wire lock and JE Pro Seal rings.
High-strength piston kit with premium wrist pins, carbon steel wire lock and JE Pro Seal rings.
High-strength forged piston kit with premium wrist pins, carbon steel wire locks, and sealed rings for durable performance.
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.
Precision-milled ignition cover; direct replacement for Harley-Davidson® models from 2017 with Millwaukee-Eight (M8) engines (107, 114 & 117).
Four-piece triple tree bolt set: two for the upper clamp and two for the lower clamp. Direct replacements for original zinc-plated bolts; uncoated to prevent flaking during tightening.