These pumps have a bronze impeller for marine use only. Other brand pumps have a cast iron impeller. These pumps come from the same factory that supplies Mercruiser. These are a OEM pump without the OEM price!
For all Mercruiser, OMC, Volvo Penta, Indmar, Crusader, PCM, Pleasurecraft, and others. Fits GM (Chevy) 7.4 (454) or 8.2 (502) marine engines only. This is not an automotive or truck pump, this is marine only.
NEW, not remanufactured, Marine Circulating Water Pump for all GM 7.4L (454) or 8.2 (502) V8 engines with either steel or plastic timing covers used by Mercruiser, OMC, Volvo Penta, Crusader, Indmar, Marine Power and many other marine engine brands that use GM 7.4L (454) or 8.2 (502) engines