New higher-performance Weber 38/38 Electric Choke Carburetor. A genuine European-manufactured Weber. This model features the convenience of a downdraft design, with two 38mm barrels that work simultaneously using gear linkage for greater off-the-line performance. Recommended for 1.9L or 2.0L Opel engines that have been built using high compression upgraded pistons, performance camshafts, or other higher-performance parts. Installs using our part #9035 gasket set.