Borgeson - Steering Coupler - P/N: 310600 - Steel steering coupler. Fits 9/16 in.-17 Spline X 3/4 in. Smooth bore. 1956 Chevy These are direct fit replacement

These are direct fit replacement parts designed specifically for your Pontiac GTO LS1

For 66-75 Ford Broncos with factory manual steering and Borgeson power conversion box

 It only requires 4 holes for mounting the Shifter

7L V8 COLD CASE Aluminum Dual Core High Performance Radiator

Borgeson - Steering Coupler - P/N: 310600 - Steel steering coupler. Fits 9/16 in.-17 Spline X 3/4 in. Smooth bore. 1956 Chevy These are direct fit replacementUsing a 2" straight extension, called a coupler, to extend the steering box, R&P shaft or the column shaft, can sometimes eliminate a universal joint. The coupler can be welded or pinned to the un splined end of a shaft. The 1" 48 and 1" DD couplers have a 1 1? 4" hole that will accept either an adapter to reduce inside diameter to 3 4" smooth or another splined or 3 4" DD coupler. The coupler assembly would have to be pinned and or welded together.