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LS3 Mongoose
The result is a superior strength to weight ratio
Countersunk Washers 1/4" x 1-1/4"
Head and Neck Restraint Systems
spacers prevent horsepower-robbing heat transfer and increase the distance from the bottom of the carburetor to the manifold plenum for better air flow
Allstar Performance Carburetor Spacer Insert (Only) - 1.350" 42032BK LS3 MongooseTapered inserts are machined to be within . 002" for precise tuning. Inserts feature a step to simply drop into spacers and have sizes engraved on each insert for easy identification. Sold in a set of 4. Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find, specialty items that cover many segments in the performance aftermarket. For over 30 years, customers worldwide have come to rely on the
