Read up on Carburetor Spacers
A Carburetor Spacer is the no-brainer way to boost torque, reduce heat transfer and get the perfect mix of air and fuel. In layman's terms - it's the best way to get optimum performance from your engine.
As the middle man between your vehicle's intake manifold and carburetor, your carburetor spacer is an essential performance part, keeping everything flowing at optimum levels. By adding space in the intake manifold, you achieve increased torque, while reduced heat transfer in the engine results in improved fuel economy. Increased power and MPGs are undeniable - and easy to achieve with a carburetor spacer.