This die cast aluminum rocker box set features a top quality chrome plated finish which gives the Evolution Big Twin engine a special highlight and provides a more stable rocker arm housing due to the design and function. This complete kit includes top rocker covers middle rocker cover spacers bottom inner rocker covers rubber umbrella valves gaskets seals and hardware for both the front and rear cylinder. NOTE: Machined interally for rocker supports. The top cover is .9 thick and the ring is 1.4 thick.
FITMENT
ACCESSORY ITEMS