The EMPI Dual 40mm carburetor kit has been considered a reliable replacement and a great performance upgrade for a troublesome stock carburetor setup or fuel injection system. With the advent of the EMPI 44mm Brosol/Solex carburetor, your choices for an upgrade just got larger and broader. For 1.7 1.8 motors choose from the 40mm model, these dual carburetor kits will give you crisp throttle response along with great fuel economy. If you have a hi-performance application or a 2.0 or larger engine then go with the 44mm dual carburetor setup. All kits come complete with carburetors, manifolds, linkage kit, hose, gaskets, hardware and detailed instructions.