Description: Short tube length:45mm,Long tube length:270mm Inner air filter mount: 37mm,Outer air filter mount: 40mm Engine opening outer diameter:22mm Bolt hole spacing (engine side):48mm Fit for most of Honda XR50 CRF50 XR70 CRF70 Package Includes: 1x Carburetor Note: This carb does not fit all XR70 XR70R. Because they have 2 different sizes, one is 42mm hole to hole for mount, one is 48mm hole to hole for mount. We are selling this item is 48mm mounting hole spacing. Please make sure this is the correct carb you will need before buying
