Electric Water PumpBig Block Chevy50 GPM (Gallons Per Minute) Flow Rate6 AmpsHeavy-Duty MotorBillet AluminumBlack Anodized Finish Pump DimensionsNote: Requires use of JEGS o-ring style hose adapter. These black-anodized aluminum hose adapters are sold separately and available in 1 1/4 in. O.D. 555-50905-1, 1 1/2 in. O.D. 555-50906-1 & 1 3/4 in. O.D. 555-50907-1 sizes.JEGS 50911 Water Pump Features:Only 7 3/4 lbs.Heavy-duty epoxy-coated 12-volt electric motorDraws only 6 AmpsBillet aluminum 6061 impeller is anodized to resist corrosionStainless steel motor shaft with jacketed sealMachined with O-rings for tight block sealing (no gaskets needed)Includes:(1) 14 Gauge Wiring Harness with fuse holder and 20 amp fuse(4) Stainless Steel Socket Head Mounting Bolts: 3/8 in.-16 x 1 in. UHL, with 8 mm Allen HeadInstallation Instructions