HVH 2" Tall Aluminum Super Sucker Carburetor Spacer for 4150 Series Carburetors - For Open Plenem Manifolds 016440NRRS Bosch Motorsport components are the

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HVH 2" Tall Aluminum Super Sucker Carburetor Spacer for 4150 Series Carburetors - For Open Plenem Manifolds 016440NRRS Bosch Motorsport components are theSuper sucker carburetor spacers are the most effective carburetor spacers ever developed. Adds up to 47 HP naturally aspirated, and 500 HP with nitrous oxide. Super Sucker carb spacer also properly distribute the air fuel mixture to the manifold. Improvements in the throttle response, driveability, top end horsepower and torque are commonplace when using a Super Sucker. Designed by Joe Petelle at HVH over 15 years ago for Cup engines, this spacer will