Transition Turbo Flange - Undivided T4 to Single 3.500" OD Tube - 304 Stainless Drag Race Master Cylinders Stock driveshaft will need to

Stock driveshaft will need to be replaced– See U1699F60 / U1699F60C

These rings are often damaged during this process

Olds & Pontiac 13 spline pinion shafts

– Forged from modified 1550 premium steel

Part Number: A1024

Transition Turbo Flange - Undivided T4 to Single 3.500" OD Tube - 304 Stainless Drag Race Master Cylinders Stock driveshaft will need to304 STAINLESS BILLET TRANSITION TURBO FLANGE UNDIVIDED T4 TO SINGLE 3. 500" ID The Ace Race Parts brand of Transition Turbo Flanges is designed and precision CNC machined to offer the smoothest possible transition from a T4 open housing to 3. 500" outside diameter tube size material. Each flange is precision machined from solid 304 Stainless billet and is designed to eliminate warping and deformation during the welding process by ensuring that the