One-way Boysen valve for proper relief

Harley-Davidson with Kraus Isolated Risers

streamlined look

Independent scavenge sections for flywheel and cam chest

3-piece hood with dual adjustments for a snug fit

Amsoil 3-Huls Servicekit - Krom Filter, 2017-2025 BRAKE One-way Boysen valve for properAmsoil 3 Bolt Service Kit Complete Oil Change for Harley Davidson The popular Amsoil 3 Bolt Kit is the complete solution for those who want a thorough and efficient oil change on their Harley Davidson. The kit contains everything you need to change the oil in the engine, transmission and primary also known as a 3 bolt service. Contents of the set: 5 Quart Amsoil 20W 50 Motor Oil top quality synthetic oil, specially developed for V Twin engines 1 Quart