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Engine Oil Pump
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Engine Oil Pump (Melling) for 1989-2005 Chevrolet, GMC, & Workhorse NEW

Out of Stock
$ 342 .74

Product Notes

Replaces O.E. Part Number 3937027
Stock
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.
Brand: Melling
Condition: New
See All Other Engine Oil Pumps
LIFE
TIME
Lifetime Warranty Included
This part is backed by our industry-leading lifetime warranty. Shop with total confidence.
100%money-back 120-dayreturns OE-gradequality
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Specifications & Info


Attribute Value
Drive Type Crankshaft
Gasket Or Seal Included No
Gear Material Steel
Grade Type Standard Replacement
Mounting Hole Diameter 0.315, 8.0
Mounting Hole Quantity 4
Oil Pump Pressure Type Standard Pressure
Oil Pump Type Rotary
Oil Pump Volume Type Standard Volume
Rotor Material Powdered Metal

Vehicle Fitment Guide

This part fits the following vehicles:

Chevrolet 1 model (tapclick to expand)(tapclick to hide)
P30 1990-1991 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Cab & Chassis 1991 L4 3.9L DIESEL Turbo RWD Automatic & Manual
Base Cab & Chassis 1991 V6 4.3L RWD Automatic & Manual
Base Cab & Chassis 1991 V8 5.7L RWD Automatic & Manual
Base Cab & Chassis 1991 V8 6.2L DIESEL RWD Automatic & Manual
Base Cab & Chassis 1991 V8 7.4L RWD Automatic & Manual
Base Delivery Van 1991 L4 3.9L DIESEL Turbo RWD Automatic & Manual
Base Delivery Van 1991 V6 4.3L RWD Automatic & Manual
Base Delivery Van 1991 V8 5.7L RWD Automatic & Manual
Base Delivery Van 1991 V8 6.2L DIESEL RWD Automatic & Manual
Base Delivery Van 1991 V8 7.4L RWD Automatic & Manual
Base Motorhome - Stripped Chassis 1990 - 1991 L4 3.9L DIESEL Turbo RWD Automatic & Manual
Base Motorhome - Stripped Chassis 1990 - 1991 V6 4.3L RWD Automatic & Manual
Base Motorhome - Stripped Chassis 1990 - 1991 V8 5.7L RWD Automatic & Manual
Base Motorhome - Stripped Chassis 1990 - 1991 V8 6.2L DIESEL RWD Automatic & Manual
Base Motorhome - Stripped Chassis 1990 - 1991 V8 7.4L RWD Automatic & Manual
Base Stripped Chassis 1990 - 1991 L4 3.9L DIESEL Turbo RWD Automatic & Manual
Base Stripped Chassis 1990 - 1991 V6 4.3L RWD Automatic & Manual
Base Stripped Chassis 1990 - 1991 V8 5.7L RWD Automatic & Manual
Base Stripped Chassis 1990 - 1991 V8 6.2L DIESEL RWD Automatic & Manual
Base Stripped Chassis 1990 - 1991 V8 7.4L RWD Automatic & Manual
Step-Van Delivery Van 1990 L4 3.9L DIESEL Turbo RWD Automatic & Manual
Step-Van Delivery Van 1990 V6 4.3L RWD Automatic & Manual
Step-Van Delivery Van 1990 V8 5.7L RWD Automatic & Manual
Step-Van Delivery Van 1990 V8 6.2L DIESEL RWD Automatic & Manual
Step-Van Delivery Van 1990 V8 7.4L RWD Automatic & Manual
GMC 1 model (tapclick to expand)(tapclick to hide)
P3500 1989-1991 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Cab & Chassis 1991 L4 3.9L DIESEL Turbo RWD Automatic & Manual
Base Cab & Chassis 1991 V6 4.3L RWD Automatic & Manual
Base Cab & Chassis 1991 V8 5.7L RWD Automatic & Manual
Base Cab & Chassis 1991 V8 6.2L DIESEL RWD Automatic & Manual
Base Cab & Chassis 1991 V8 7.4L RWD Automatic & Manual
Base Motorhome - Stripped Chassis 1990 - 1991 L4 3.9L DIESEL Turbo RWD Automatic & Manual
Base Motorhome - Stripped Chassis 1990 - 1991 V6 4.3L RWD Automatic & Manual
Base Motorhome - Stripped Chassis 1990 - 1991 V8 5.7L RWD Automatic & Manual
Base Motorhome - Stripped Chassis 1990 - 1991 V8 6.2L DIESEL RWD Automatic & Manual
Base Motorhome - Stripped Chassis 1990 - 1991 V8 7.4L RWD Automatic & Manual
Base Standard Cargo Van 1991 L4 3.9L DIESEL Turbo RWD Automatic & Manual
Base Standard Cargo Van 1991 V6 4.3L RWD Automatic & Manual
Base Standard Cargo Van 1991 V8 5.7L RWD Automatic & Manual
Base Standard Cargo Van 1991 V8 6.2L DIESEL RWD Automatic & Manual
Base Standard Cargo Van 1991 V8 7.4L RWD Automatic & Manual
Base Stripped Chassis 1990 - 1991 V6 4.3L RWD Automatic & Manual
Base Stripped Chassis 1989 - 1991 L4 3.9L DIESEL Turbo RWD Automatic & Manual
Base Stripped Chassis 1989 L6 4.8L RWD Automatic & Manual
Base Stripped Chassis 1989 - 1991 V8 5.7L RWD Automatic & Manual
Base Stripped Chassis 1989 - 1991 V8 6.2L DIESEL RWD Automatic & Manual
Base Stripped Chassis 1989 - 1991 V8 7.4L RWD Automatic & Manual
Value Van Delivery Van 1990 L4 3.9L DIESEL Turbo RWD Automatic & Manual
Value Van Delivery Van 1990 V6 4.3L RWD Automatic & Manual
Value Van Delivery Van 1989 L6 4.8L RWD Automatic & Manual
Value Van Delivery Van 1989 - 1990 V8 5.7L RWD Automatic & Manual
Value Van Delivery Van 1989 - 1990 V8 6.2L DIESEL RWD Automatic & Manual
Value Van Delivery Van 1989 - 1990 V8 7.4L RWD Automatic & Manual
Workhorse 3 models (tapclick to expand)(tapclick to hide)
FasTrack FT1261 2004-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Standard Cargo Van 2005 V8 4.8L RWD Automatic
Base Standard Cargo Van 2004 - 2005 L4 3.9L DIESEL Turbo RWD Automatic
Base Standard Cargo Van 2004 - 2005 V8 5.7L RWD Automatic
FasTrack FT1461 2004-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Standard Cargo Van 2004 - 2005 L4 3.9L DIESEL Turbo RWD Automatic
Base Standard Cargo Van 2004 - 2005 V8 4.8L RWD Automatic
Base Standard Cargo Van 2004 - 2005 V8 5.7L RWD Automatic
Base Standard Cargo Van 2004 - 2005 V8 6.0L RWD Automatic
FasTrack FT1601 2004-2005 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
Base Standard Cargo Van 2004 - 2005 L4 3.9L DIESEL Turbo RWD Automatic
Base Standard Cargo Van 2004 - 2005 V8 4.8L RWD Automatic
Base Standard Cargo Van 2004 - 2005 V8 5.7L RWD Automatic
Verify before ordering — please confirm your vehicle's year, make, model and sub-model specifications before placing your order. If anything is unclear, our customer service team is available to help.

Policies

Shipping Information

We offer fast, reliable shipping on all orders:

  • Ships to all countries via US Postal Service Priority Mail.
  • Most orders ship within 1 business day.
  • Delivery time: 1-4 business days after shipment.
  • International shipping available, including APO/FPO addresses.
  • Tracking information provided for all shipments.
  • Additional handling fees may apply for oversized/overweight packages.

Return Policy

We want you to be 100% satisfied with your purchase. That's why we offer:

  • 120-Day Returns - Return any part within 120 days from date of receipt.
  • Must obtain RMA (Return Merchandise Authorization) number before returning.
  • Parts must be in original condition, uninstalled, unaltered, and in original packaging.
  • Important: Electrical parts are not returnable if unsealed.
  • Please inspect parts upon arrival and notify us within 5 days of receiving incorrect or damaged parts.
  • Refunds processed after warehouse receives return and credited to original payment method.

Warranty

This part comes with a limited lifetime warranty. Warranty begins on the original purchase date.

Warranty does NOT cover:

  • Shipping costs or labor expenses.
  • Installation errors.
  • Parts used for racing.
  • Commercial vehicle parts.
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.

Interchange Parts

Brand Part Number
Melling M351

Fits Years: 1989 1990 1991 2004 2005

Fits Models: FasTrack FT1261, FasTrack FT1461, FasTrack FT1601, P30, P3500

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If it doesn't fit, we make it right. No gimmicks, no fine print.

120
Day Return Window

4× the Industry Standard

Most retailers stop at 30 days. We give you a full four months to install, test, and return for a 100% refund — return shipping on us.

NEW
Direct-Fit Replacement

Engineered To OEM Specs

Brand-new aftermarket parts from trusted suppliers — built to original-equipment specifications so they fit and function like the factory unit, at a fraction of the price.

What buyers are saying.

★★★★★ 4.9 1,451 verified reviews

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