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The Peterson R4 six-stage left-side mount oil pump with rear drive and front pressure output uses twisted-lobe rotors and lightweight construction to provide steady oil pressure and aggressive scavenge. Its compact fittings and modular body allow adaptation to a variety of racing installations while offering the vacuum scavenging and accessory mounting options engine builders rely on.
Peterson Fluid Systems R4 6-Stage Oil Pump - Left Side Mount - Rear Drive - Front Pressure
