DeWitts: 1966-67 GTO Auto, 25.5" x 17.5" Core, Direct Fit With A/C cars cutout we were quite intrigued when

we were quite intrigued when Mast Motorsports announced it had just developed its own 265cc LS7 castings that outflows the factory design in a smaller bore

an eight-spoke mesh pattern (with full-length spokes that extend all the way through the centers mounting flange)

Model: 1248009M

Inside of the supercharger manifold

Optional Tuning Features

DeWitts: 1966-67 GTO Auto, 25.5" x 17.5" Core, Direct Fit With A/C cars cutout we were quite intrigued whenPONTIAC GTO PRO SERIES (2 ROW 1. 00" TUBES) DeWitts Pro series aluminum radiators feature two rows of 1. 0" wide cooling tubes which provides a 25% increase in cooling performance. Our Direct Fit aluminum radiators feature factory type press formed end tanks, serpentine fins, and the factory type upper and lower channels. Each radiator core is assembled and brazed in our state of the art aluminum brazing furnace. DeWitts radiators are also epoxy free