Track OrderOrder Status & ReturnsHelpGift CardsHelpHelp CenterPhone1-800-345-4545
Logo
Cart0
$000
Made in USA
10355HV High-Volume Oil Pump [Adjustable Pressure] GM Gen IV LS 5.3/6.0/6.2L
InfoVehicle Info Needed
MELLINGPART NUMBER: 689-10355HV

10355HV High-Volume Oil Pump [Adjustable Pressure] GM Gen IV LS 5.3/6.0/6.2L

$20999
More than 10 available
ShippingShips Today
Lowest PriceLowest Price Guarantee

Items You Need

Pre-Lube Engine Oiler [2-Gallon Stainless Steel Tank]

JEGS

Pre-Lube Engine Oiler [2-Gallon Stainless Steel Tank]

Part Number : 555-23550
$24699$271.99
You Save$25.00
Timing Cover Alignment Tool for GM LS-Based Engines

JEGS

Timing Cover Alignment Tool for GM LS-Based Engines

Part Number : 555-50337
$3499$38.99
You Save$4.00
Timing Cover Alignment Tool for GM LS-Based Engines

JEGS

Timing Cover Alignment Tool for GM LS-Based Engines

Part Number : 555-50336
$2197$51.19
You Save$29.22
Timing Cover Gasket Set for 1997-2013 GM LS Engines

JEGS

Timing Cover Gasket Set for 1997-2013 GM LS Engines

Part Number : 555-210866
$4419$47.99
You Save$3.80

GM LS Engine Oil Pumps
GM LS Oil Pump Application Guide, Click Here
High-Volume Oil Pump
  • GM Gen IV LS-Series 5.3/6.0/6.2 V8 Engines 2003-2017
  • +20 Percent Volume / Adjustable Pressure
  • Pickup Tube Diameter: 7/8 in. (.875 in.)
  • Includes O-Rings, Optional Standard PSI & +20 PSI High-Pressure Spring

    The 10355HV by Melling is a high-quality direct replacement aluminum oil pump that delivers more volume than the 689-M355 stock pump with an optional spring to increase the bypass pressure.

    Features:

    • High-Performance Upgrade of Melling 689-M365HV
    • +10 PSI Pressure Relief Spring is Installed
    • Threaded Pressure Relief Nut

    Note:

    • Matches stock late model LS oil pumps that have an extra hole cast between the mounting bolt holes.

      • Keep Your Engine Well Lubricated

      Built using the latest gear and gerotor technology methods, Melling Select Oil Pumps offer a significant performance upgrade from the factory original equipment replacement units. With the wide variety of specifications and optional features, you will find the correct oil pump for your performance engine build or "Select" application!

    Part TypeOil Pump
    Product LineMelling Select High-Performance Oil Pumps & Pickups
    BrandMELLING
    Package Height4.25 in.
    Package Width8.25 in.
    Package Length8.0
    Weight2.725 PG
    Part CategoryReplacement Parts
    Hardware IncludedNo
    Housing FinishAnodized
    Housing MaterialCast Aluminum
    Mounting Hole Quantity4
    Adjustable Bypass PressureYes
    Bolts IncludedNo
    Spacer IncludedNo
    Alternate Pressure Springs IncludedYes
    Inlet Size (In.)1.2
    O-Ring IncludedYes
    Washers IncludedNo
    Mounting Hole Diameter0.36 in.
    Oil Pump Pressure TypeStandard Pressure
    Bushing IncludedNo
    Oil Pump TypeRotary
    Cover MaterialCast Iron
    Shaft MaterialNot Applicable
    Pickup Tube Diameter0.875 in.
    Gasket Or Seal IncludedYes
    Cotter Pin IncludedNo
    Drive TypeCrankshaft
    Oil Pump Volume TypeHigh Volume
    Part FitmentDirect Fit
    Grade TypeStandard Replacement
    Timing Cover IncludedNo
    Rotor MaterialSteel
    Additional Volume Over Stock Percentage0.2
    Vendor Part Number10355HV
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews
    Some parts are not legal for use in California or other states with similar laws / regulations
    p65 warning