Billet headshell for the Yamaha 1200R power-valve engine. Clear anodized for protection against corrosion. Headshell, mounting hardware, brass water fittings, and orings that fit into the grooves in the headshell. The Head is completely sealed by orings, no head gasket is required.

ADA Racing billet dome includes compression (OR043) and dome top (OR020) orings. Squish relief is .015 inch @ 81mm with a 10.5 degree angle.

NOTE: Two YEXBRKT-R exhaust mount brackets are required to mount the stock exhaust to the head. Triple pipe exhaust mount bracket not available. This does NOT fit the 1300R engine.