Shipping Notice:for our UK location listing,our shipping time to UK mainland is 2-4 business days,no worry about the estimated delivery time, it is wrong because some technical error Introduction: A carburetor is a device to mix air and fuel for internal combustion engines in the proper ratio for combustion. The fuel and air mixture is too rich if it has an excess of fuel, while too lean if there is not enough. Therefore, our high quality carburetor is the perfect solution for the appropriate ratio of air and fuel mixture and finally provides a good engine performance Application: (Please compare your carburetor against pictures to ensure you will get the right item.) For VW Single Port Manifold 30/31 PICT-3 For VW Air-cooled 30/31 PICT-3 engine with Single port Manifold (Please compare your carburetor against pictures to ensure you will get the right item) Models For VOLKSWAGEN 1971-1974 For BEETLE (8) 1971-1974 1974 H4-1584cc 1.6L 1 BBL Vin AH 1974 H4-1584cc 1.6L CARB Vin AK 1973