R4 EXTERNAL OIL PUMP

Peterson Fluid Systems pumps utilize a revolutionary twisted lobe rotor design. This design has allowed us to use all aluminum rotors saving a huge amount of weight while also increasing performance. Internal scavenge manifold and shallow depth screw in fittings make for a low profile, modular pump. Pumps can be outfitted to a variety of applications.

Part Type

Engine Oil Pump

• Front or Rear drive mounting
• Lightweight design
• Twisted lobe rotors create maximum pressure
• Unique mounting systems for racing engines

Important Note Regarding Oils, Additives, Aerosols & Liquids

This listing may contain a product with transport restrictions. Items containing oils, additives, aerosols, adhesive or other liquid/chemical-based products may be subject to shipping restrictions depending on their current warehouse location, carrier requirements, and applicable transport regulations.

Some liquid and aerosol products are restricted for air freight or certain road freight routes and may require alternative transport methods or dispatch from a specific warehouse. While the majority of these items ship without issue, these factors can occasionally affect available shipping options or delivery timeframes.

If you are working to a tight deadline, require urgent delivery, or are unsure whether a product can be shipped to your location, we recommend contacting the StreetFX team prior to placing your order so we can confirm availability and the most suitable freight option.

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Reference Information

Oil Pump, R4, Dry Sump, Four Stage, Standard Volume, Reverse Rotation, Left Side Mount, Rear Drive, Each

Peterson Fluid Systems R4 oil pumps utilize a revolutionary twisted lobe rotor design, allowing for all-aluminum rotors in all sections—saving a huge amount of weight while also increasing performance. Offered in wet and dry sump styles, the pumps are designed with shallow-depth screw-in fittings, creating low-profile modular units that can be outfitted with numerous options to be suited for a variety of applications. Hundreds of models are available; select the options that best suit your application.

Peterson Fluid Systems R4 oil pumps feature:
• 6061-T6 billet aluminum
• CNC-machined for precision
• Unique twisted 4-lobe rotor
• Tab mounting system to save weight
• Low profile for easier mounting
• Wet sump pumps are single stage
• Dry sump pumps are offered in 2 to 8 stages
• Stages refer to total number of pumping bodies including one pressure section