5.5 GPM @ 45PSI, 100 PSI MAX - Rated up to 3600+HP - Power and efficiency at it's best! ATTENTION: THE 40501 PRO SERIES FUEL PUMPS MUST BE USED WITH REGULATORS WITH A RETURN CAPACITY OF 10 GAL/MIN OR MORE !!! FUELAB 565XX SERIES RECOMMENDED.Pump Features Compatible with gasoline, diesel, ethanol and methanol High precision spur gear pumping mechanism -12AN Inlet and -10AN outlet Ports Backed by a limited lifetime warranty Motor Features Lightweight super-efficient DC brushless motor reduces current draw Low mass rotor for high speed reaction to changes in speed and flow Powerful high flux Neodymium rare earth magnets No motor brushes to wear out or corrode (low-Sulfur diesel, no problem) Wet motor design, no dynamic shaft seals that can wear out Electronic Features Internal Speed Controller for Variable flow operation 12 to 24 volt vehicle electrical system compatibility Accepts PWM input for speed control No expensive add-on voltage regulators or pump controllers required! Continuous duty - motor speed can be adjusted to meet fuel demand Construction Features Compact, powerful and lightweight - 3.5lbs, overall length 7.2", diameter 3.31" Billet Aluminum construction with Anodize per MIL-A-8625, Type II High quality T-Style Mounting Brackets included Long Life multi-fuel compatible Fluorosilicone static seals Available in MATTE BLACK ONLY