Sealed Power Main Bearing - 0.030" Undersize - Mopar RB-Series SPEAKER-300 For Big Block Chrysler applications

For Big Block Chrysler applications which oil through the rocker shaft

8 AN Outlet / Return / Vent

Advance weight pins are staked and tig welded to the plate

Work stand is designed for use with all popular cylinder heads and provides an inexpensive

Works with Factory manifolds or headers

Sealed Power Main Bearing - 0.030" Undersize - Mopar RB-Series SPEAKER-300 For Big Block Chrysler applicationsProduct Description: Main Bearing 0. 030 in Undersize Mopar 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