Cobra CX65 replacement combustion chambers - fits Phathead or Original head Suzuki Yamaha YZ125 Phathead cylinder head
Platform notes & fabric story
Description
Yamaha YZ125 Phathead cylinder head kit 1994-2000
Y30 - stock
Printed locally
Suzuki RM125 Phathead cylinder head kit 1991-2003
Cobra CX65 replacement combustion chambers - fits Phathead or Original head Suzuki Yamaha YZ125 Phathead cylinder headOur cobra CX65 inserts are made in house to fit our Billet high flow Phathead shell or the OE cast cylinder head shell. CX 65 stock compression CX66 (100+ octane) CX67 (105+ octane)