optional available

When the engine is running the camshafts function as regular cams

With traditional H-D male mount

like Colony 989309 for 87-06 style 5-speeds

Low heat generation and offer reduced rotor galling and extended life and can be used to replace organic or sintered brake pads

Hastings, 3-7/8" chr/moly piston ring set. STD Insug/Manifold optional availableDescription Replacement for 99 06 Twin Cam models that are equipped with the 95" (1550cc) 3 7 8" OEM big bore kit. Also fits 07 17 Twin Cam 103" (1690cc) engine. Std cyl. bore: 3. 875" (98. 425mm). 1st ring: 1. 5mm. 2nd ring: 1. 5mm. oil ring: 2. 5mm. Tech tip: Piston grooves vs piston rings. It's not difficult to determine if a Hastings piston ring set will fit a certain piston. You should measure the height of the piston groove in the piston itself.