Mr. Gasket Carburetor Spacer - Phenolic - Black - 1" Thick - 4-Hole H76903FL Crush Sleeve / Hardware /

Crush Sleeve / Hardware / RTV / Seal / Shims

Vehicle Applications: 2017-2019 Chevrolet Colorado 61

Front Seal Plate

830" Gasket Bore

Mr. Gasket Carburetor Spacer - Phenolic - Black - 1" Thick - 4-Hole H76903FL Crush Sleeve / Hardware /Four Hole bore manifold design 1. 00" height. Manufactured from advanced phenolic thermoset plastic and engineered to withstand extreme high intake manifold temperatures. These spacers were designed to insulate and reduce heat flow to the carburetor keeping it cooler to allow a denser fuel mixture to enter the engine and produce more horsepower. Comes complete with gaskets, studs, nuts, and washers. Using his own 57 Chevy as a rolling test bed, drag