MAIN STUD KIT GM LS SERIES, 4-Bolt Main & GMPP LSX Block PDM - PDM Rotor Center = 2 3/4"

Rotor Center = 2 3/4" - Rotor Hat Section Inside Diameter = 6 3/16"  You will need to modify your axles if they will not fit inside the rotor

These replacement bearings are designed for aftermarket gasoline or diesel engine rebuilding—and performance engines with factory crankshafts

When these Sealed Power main bearing sets are used in performance applications

Aeroflow's male adapter cutter style hose ends are designed to allow the hose end to be threaded directly into a female port without the extra cost and complication of an adapter fitting

MAIN STUD KIT GM LS SERIES, 4-Bolt Main & GMPP LSX Block PDM - PDM Rotor Center = 2 3/4"