Engine Hp: 2,000+¹ at 28psi.
The classic: high volume at rated pressure.
High performance when rated at flow vs. pressure
External by-pass to eliminate pump cavitations
Instantaneous compensation for sudden changes in fuel demand
Consistent, reliable fuel supply for optimum carburetor performance
Compatible with both alcohol and gasoline racing fuels
Hand assembled to the highest quality standard
Pump bodies computer machined out of high quality 6061 Aluminum
Custom built low amperage motors – the best in the industry
Compatible with 12- and 16-V electrical systems
No metal to metal contact for reduced wear and greater reliability
Blades self-compensating for wear
Flow tested to ensure maximum performance
All MagnaFuel pumps are rebuildable to “as-new” factory specifications
Model No. Horsepower Pressure Amps@12.5V Ports ² Dimensions Weight
MP-4450 2,000 25–36psi 13A@28psi 2 x #12 in and out, #8 bypass 8.25 x 3 x 7" 8 lbs.
MP-4401 2,000 25–36psi 13A@28psi 2 x #12 in and out, #8 bypass 5.75 x 3 x 7" 7 lbs.
¹ Power ratings are for naturally aspirated engines running gasoline. ²Fittings not included. Some products legal for racing only; never to be used on public roads or emission-controlled vehicles.