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10774 High Performance Oil Pump CHEV, GMC - 365, 396, 402, 427, 454 (1965–1994)  427 (1996)
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MELLINGPART NUMBER: 689-10774

10774 High Performance Oil Pump CHEV, GMC - 365, 396, 402, 427, 454 (1965–1994) 427 (1996)

$17499
ShippingShips on 09/15/2026
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High Performance Oil Pump
  • CHEV, GMC - 365, 396, 402, 427, 454 (1965–1994) 427 (1996)

    Melling 10774 Features:

    Melling high performance oil pumps provide dependable performance every time in every application under the toughest RPM conditions. Standard volume performance upgrade for M-77. The housing and cover are CNC machined and phosphate coated. The lower pressure spring is included to reduce pressure if desired. Built with billet steel gears. Includes intermediate shaft with steel guide. Every Melling high performance oil pump is individually tested for pressure and flow under actual engine operating conditions.

    • Standard Volume Upgrade for M-77
    • Housing and Cover are CNC machined and phosphate coated.
    • +15 PSI higher pressure relief spring installed
    • Billet steel gears.
    • Includes 12770 Chrome moly intermediate shaft with steel guide.
    • Additional Volume Over Stock Percentage: 0
    • Adjustable Bypass Pressure: Yes
    • Alternate Pressure Springs Included: Yes
    • Anti-Cavitation: No
    • Bolts Included: No
    • Bushing Included: No
    • Cotter Pin Included: No
    • Cover Material: Cast Iron
    • Drive Shaft Included: Yes
    • Drive Type: Drive Shaft
    • Gasket Or Seal Included: No
    • Gear Material: Billet Steel
    • Gear Type: Spur Gear
    • Gears Included: Yes
    • Governor Spinner Included: No
    • Grade Type: Performance
    • Guide Included: No
    • Hardware Included: No
    • Height: 5 in.
    • Housing Finish: Phosphate Coating
    • Housing Material: Cast Iron
    • Inlet Size (in): 0.75
    • Intermediate Shaft Included: Yes
    • Manufactured For: GM BBC
    • Manufactured Pressure: (Pink) 70 PSI
    • Mounting Hole Diameter: 0.24 in.
    • Mounting Hole Quantity: 2
    • Nylon Bushing Included: No
    • Oil Pump Pressure Type: High Pressure
    • Oil Pump Type: Gear
    • Oil Pump Volume Type: Standard Volume
    • Optional Spring Pressure 1: (Plain) 52 PSI
    • Optional Spring Pressure 2: N/A
    • O-Ring Included: No
    • Pickup Screen Included: No
    • Pickup Tube Diameter: 0.75 in.
    • Pump Cover Included: Yes
    • Screen Information: 3/4" Press In
    • Shaft Material: Chromoly Steel
    • Spacer Included: No
    • Timing Cover Included: No
    • Upgrade for Pump Number: M-77, M-77G
    • Washers Included: No
    • Width: 3.35 in.
  • Part TypeOil Pump
    BrandMELLING
    Package Height5 in.
    Package Width3.35 in.
    Package Length6.0
    Weight5.37 PG
    Part CategoryPerformance Parts
    Hardware IncludedNo
    Drive Shaft IncludedYes
    Housing FinishPhosphate Coating
    Housing MaterialCast Iron
    Mounting Hole Quantity2
    Adjustable Bypass PressureYes
    Bolts IncludedNo
    Spacer IncludedNo
    Alternate Pressure Springs IncludedYes
    Anti-CavitationNo
    Inlet Size (In.)0.75
    O-Ring IncludedNo
    Washers IncludedNo
    Mounting Hole Diameter0.24 in.
    Oil Pump Pressure TypeHigh Pressure
    Bushing IncludedNo
    Oil Pump TypeGear
    Cover MaterialCast Iron
    Shaft MaterialChromoly Steel
    Gear MaterialBillet Steel
    Pickup Tube Diameter0.75 in.
    Gasket Or Seal IncludedNo
    Cotter Pin IncludedNo
    Gear TypeSpur Gear
    Drive TypeDrive Shaft
    Oil Pump Volume TypeStandard Volume
    Part FitmentDirect Fit
    Grade TypePerformance
    Timing Cover IncludedNo
    Additional Volume Over Stock Percentage0
    Vendor Part Number10774
    Package Qty1
    Package TypeEA
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