Allstar Performance Base Plate Insert 1.350" - Set of 4 600090150 3-15psi (Works well with 11137

3-15psi (Works well with 11137 200lph up to 11104 Eliminator)

Lightweight Double Layer Construction

You no longer have to clean/replace your points

with two 1-3/8" baffled breather tubes on one cover

1963-1968 Chevrolet Chevy II

Allstar Performance Base Plate Insert 1.350" - Set of 4 600090150 3-15psi (Works well with 11137Tapered 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