Wilwood Superlite Internal Caliper - 3.5" Lug Mount - 1.75" Pistons, 1.25" Rotor Thickness 4006901 This high-strength light weight design

This high-strength light weight design reduces inertia

Chevrolet: Brookwood 70 - 72 6

985 in Bore

Use Trans-dap's Carburetor Hat to keep foreign objects from falling into the carburetor during service

GM 12-Bolt

Wilwood Superlite Internal Caliper - 3.5" Lug Mount - 1.75" Pistons, 1.25" Rotor Thickness 4006901 This high-strength light weight designThe Superlite caliper series is the benchmark in short track, late model, modified and open wheel competition. It also enjoys prominence in a variety of road race, off road, rally and sport driving applications. The new FSLI model series is the latest innovation to this Superlite family of calipers. It has been redesigned with internal fluid ports that eliminate the external fluid cross over tubes, along with any potential problems that could arise