88cc Race Head Vintage big bore kit for honda z50 and ct70 Extended Swingarms 1957-Up 5 Lug Ford Crown

1957-Up 5 Lug Ford Crown Victoria

1968-Up AMC Eagle

2003-2006 Yamaha Kodiak YFM 450

- Outside Diameter: 202mm

88cc Race Head Vintage big bore kit for honda z50 and ct70 Extended Swingarms 1957-Up 5 Lug Ford Crown50 Caliber Racing Race Head, 88cc Big Bore kit, and 20mm Carburetor Our Race Head has been updated for even more performance! It now has 25 22mm valves with better porting flow. We also kept the combustion chamber the same size and changed the angle of the valves slightly. This will really wake up your stock engine and is comparable in power to the much larger Chinese 124cc engines! Includes the following: Lightweight aluminum cylinder with steel