45 W top end assembly is complete with front and rear cylinders standard fitted pistons with Hastings rings valves and guides installed with valve spring kit with a zinc valve cover set. *NOTE: Includes VT #11-0637 Piston Kit Standard with Hastings ring set. Barrels are pre-fit to accept these pistons. Check ring gap before final assembly.
FITMENT
ACCESSORY ITEMS
REPLACEMENT PARTS