Made in USA
M-55 Oil Pump Small Block Chevy
InfoVehicle Info Needed
MELLINGPART NUMBER: 689-M55

M-55 Oil Pump Small Block Chevy

$3999
More than 10 available
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GM/Chevy Small Block
Oil Pump
  • Small Block Chevy
  • OE Replacement

    Melling 689-M-55 Features:

    Made in USA. Melling oil pumps provide dependable performance every time in every application. Every Melling oil pump is engineered and assembled to the highest production standards from high quality materials. All Melling oil pumps use the latest in gear and gerotor technology to provide the highest level of quality and performance. Gears are machined to close tolerances to ensure proper engine pressure and correct, efficient pump operation. End plates are precision ground for maximum wear resistance. Every Melling oil pump is individually tested for pressure and flow under conditions designed to duplicate actual engine operating conditions.
    • 5/8 Inch Screen Inlet
    • Stock and High-Volume Oil Pumps

      Melling offers a variety of OE replacement and high-volume oil pumps to improve your engine's performance. All units are 100-percent pressure tested and hand-turned before shipping to ensure quality and durability.

    Part TypeOil Pump
    Product LineMelling OE-Style Oil Pumps & Pickups
    BrandMELLING
    Package Height4.15 in.
    Package Width3.2 in.
    Package Length5.9
    Weight3.45 PG
    Part CategoryReplacement Parts
    Drive Shaft IncludedNo
    Housing MaterialCast Iron
    Mounting Hole Quantity2
    Adjustable Bypass PressureNo
    Bolts IncludedNo
    Spacer IncludedNo
    Alternate Pressure Springs IncludedNo
    Inlet Size (In.)0.500
    O-Ring IncludedNo
    Washers IncludedNo
    Mounting Hole Diameter0.25 in.
    Oil Pump Pressure TypeStandard Pressure
    Bushing IncludedNo
    Oil Pump TypeGear
    Cover MaterialCast Iron
    Shaft MaterialNot Applicable
    Gear MaterialSteel
    Pickup Tube Diameter0.500 in.
    FinishRust Preventative
    Gasket Or Seal IncludedNo
    Cotter Pin IncludedNo
    Drive TypeDrive Shaft
    Oil Pump Volume TypeStandard Volume
    Part FitmentDirect Fit
    Grade TypeStandard Replacement
    Timing Cover IncludedNo
    Vendor Part NumberM-55
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews

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    Some parts are not legal for use in California or other states with similar laws / regulations
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