Description Specifications Info and guide Reviews Overhaul Kit for MPRA Series 3/4 HP Dyna-Glas Pool Pumps, Includes: Impeller (#C105-236P), Diffuser (#C1-270PB), Water slinger (#17351-0009), seal plate Cord-Ring (#U9-373), shaft seal (#37400-0027), and diffuser O-Ring (#U9-374).