Yamaha YZ85 Phathead cylinder head kit 2019-2026 CR500 FX144 - (91+ octane) Kit includes required engine CX50 CR125R9302 Chamber selection:52mm Big bore chamber 95+ octane
Platform notes & fabric story
Description
Yamaha YZ85 Phathead cylinder head kit 2019 2026 CR500 FX144 (91+ octane) Kit includes required engine CX50 CR125R9302 Chamber selection:52mm Big bore chamber 95+ octane FX144 (91+ octane) Use the Athena Big Bore Gasket