The Black Diamond Universal Replacement Single Stage Inline Twin Cylinder Oil Lubricated Pump – 3.7 RHP is designed to provide maximum performance and efficiency. This twin cylinder pump has a cast iron crankcase and aluminum head and valve plate to dissipate heat. The pump offers reliable stainless steel reed valves and automotive style ball bearings. The flywheel and filters are included.
FEATURES
- CFM Ratings: 13.4 at 40 PSI / 11.5 at 90 PSI
- Working pressure = 100-155 PSI
- 1100 Max RPM
- 12 in. cast iron balanced flywheel with key
- (1) felt filter element





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