Oil Pump - 1992 Chevrolet S10 Blazer - 4.3L / 262 OHV V6 12V Vortec Chev. 4.000" Bore EP55A -PN5005/8" inlet. High pressure. Details Part Number : EP55A Sizes Available: N/A Weight : 1.50(lbs) Dimensions Mounting Hole Diameter0.250Mounting Hole Quantity2Width3.240Height4.140Housing MaterialCast IronDrive TypeDrive ShaftOil Pump TypeGearGasket Or Seal IncludedNoGrade TypeRegularOil Pump Pressure TypeStandard PressureOil Pump Volume TypeStandard VolumeAlternate Pressure Springs IncludedYes ContentsDescriptionQty SizeQty Package Detail Package Size