weber PLATE air box ADAPTER - use your weber air cleaner on the 3K carburetor - $50 shipped
This Laser cut stainless steel adaptor bolts to your Weber carburetor base with the gasket and stainless hardware provided. Use your original EMPI / Weber air cleaner element and top as you did with your Weber. This fits most engine bays without modifications (1.3L sit lower enough for no problems, some 1.6L motor mounts may stand too tall to work). If this fits your Weber, It will fit with your 3K.