Description
KTM65 Phathead 65cc combustion chambers 2009 2026 65sx Yamaha Kawasaki KX125 Phathead cylinder head ECU remap required for CR125R9302 yz65 Chamber selection:H31 20.5cc 95+ octane Kawasaki KX125 Phathead cylinder head kit 1998 2000 5cc (95+ octane)H32 19