This is a Pentair Max-E-Glas II and Dura-Glas II Up-rated/Full-rated Pump Overhaul Kit 3/4-1 HP. This kit is designed for Models: 3/4 HP P4E, P4R; 1 HP P4EA, P4RA.
Overhaul kits include: Impeller, shaft seals, gaskets, o-rings, diffuser, diffuser screws, and other appropriate hardware.