Sealed Power Main Bearing - 0.020 in Undersize - Mopar B / RB-Series CS-OFF-16 This crankshaft adapter kit allows

This crankshaft adapter kit allows you to adapt your 8-Hole 383/426/440 Chrysler engine to a GM Transmission

The holders have a 5/8" male RH thread and a 3/8" hole

the other is Normally Closed

offered in a variety of styles and sizes

Sealed Power Main Bearing - 0.020 in Undersize - Mopar B / RB-Series CS-OFF-16 This crankshaft adapter kit allowsProduct Description: Main Bearing 0. 020 in Undersize Mopar B RB Series Sealed Power engine products are application engineered components, including pistons, piston rings, engine bearings, oil pumps and lifters. These proven replacement parts are the result of product development efforts, dedicated to putting only the absolute best on the street. Our engineers design and validate the engine parts to accommodate repowering engines due to wear. By