8RT-8501SPR pair of water pumps (left and right side) for 1948-52 Ford Truck flathead V8 engine (239 cubic inch).
NOTE: these same pumps can be used on all the 1949-53 Ford and Mercury passenger flathead V8 engines (239 and 255 cubic inch) when fitted to 1948-52 Ford truck applications, and also on certain hot rod applications requiring the horizontal front motor mount type pumps.