ADA RACING YAMAHA 701-81MM BILLET CYLINDER HEAD DOME 37CC (170LBS - 91 OCTANE)

Description:
ADA YAMAHA 701-81MM 37CC BILLET CYLINDER HEAD DOME (170LBS - 91 OCTANE). ADA Racing billet dome includes compression(OR043) and dome top(OR020) o-rings. Squish relief is .015 inch @ 83mm with a 10.5 degree angle.
***All ADA Domes are sold individually