The Hayward SPX2607C 3/4 horsepower Full Rated / 1 horsepower Max Rated Impeller fits the Hayward Super Pump SP2600X series and Max-Flo Pump SP2800X series 1 horsepower max rated pool pumps. It also fits the Hayward Super II SP3000 Series full rated pump manufactured 1987 and prior and the Super II SP3000X series max rated pump manufactured 1987 and prior.