Tired of leaky or poor carburetor performance and the endless cycle of tuning and rebuilds? This 1968-1969 Corvette Holley 400HP L68 Center(2nd 68) Carburetor 4056 Rebuild Kit is designed with components and gaskets that are compatible with the modern ethanol blends found at the gas pump today. Ethanol resistant gaskets and components means much longer intervals between service and more problem free driving miles. Kits include the correct Power Valve/s and OE Type Viton secondary and accelerator pump diaphragms and Needle and Seat seals. Viton has excellent compatibility with biodiesel, as well as ethanol and ethanol blends. Kit components vary within the specific application but in general include: power valve/s, needle and seat assembly, secondary diaphragm and rod assembly, new air/fuel adjust screws, accelerator pump diaphragm, and all seals and gaskets to rebuild carburetor including base and air cleaner gaskets. Put your Classic High Performance Corvette back on the road today with this 21st century upgrade.
Tech Note: Verify and match the Rebuild Kit number shown below with the Holley Carburetor List Number stamped in the air horn of your Holley Carburetor.