Wilwood Superlite Internal Caliper - 3.5" Lug Mount - 1.75" Pistons, 1.25" Rotor Thickness 4006901 GM 12-Bolt

GM 12-Bolt

63 cc Chamber

Includes Block Plate for a Complete Fitment Solution

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

985 in Bore

Wilwood Superlite Internal Caliper - 3.5" Lug Mount - 1.75" Pistons, 1.25" Rotor Thickness 4006901 GM 12-BoltThe 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