US Motor Works

US Motor Works USMP15270 Mechanical Fuel Pump

Brand US Motor Works USMP15270
Fits Buick and Oldsmobile · 15 vehicles

OE-spec replacement. Reliable fuel delivery with a direct-fit mechanical fuel pump.

Built for steady fuel flow and dependable performance.

A mechanical fuel pump from US Motor Works.

Cross-references Delphi MF0024, Spectra Premium SP1033MP and 41566 for the same application. See all 3.

$34.20Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $34.20
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Mechanical Fuel Pump for GM V8 Applications

US Motor Works USMP15270 is a mechanical fuel pump built for reliable fuel delivery in classic GM applications. It is engineered to meet or exceed OEM specifications and uses durable materials for consistent fuel flow in demanding driving conditions.

Key Features

  • Mechanical fuel pump for carbureted fuel systems
  • Built to meet or exceed OEM specifications
  • Constructed from high-quality materials for durability
  • Supports steady fuel delivery to the engine
  • Direct replacement option for select Oldsmobile and Buick vehicles

Fitment Details

  • Fits 1975-1978 Oldsmobile Cutlass, N/A
  • Fits 1977 Oldsmobile 98, N/A
  • Fits 1978-1980 Oldsmobile Delta 88, N/A
  • Fits 1980-1981 Oldsmobile Cutlass, N/A
  • Fits 1980-1981 Oldsmobile Cutlass Cruiser, N/A
  • Fits 1980 Buick Riviera, N/A
  • Fits 1980 Oldsmobile 98, N/A
  • Fits 1980 Oldsmobile Toronado, N/A

What It Helps Fix

  • Hard starting caused by weak fuel delivery
  • Fuel starvation under normal engine operation
  • Loss of fuel pressure from a worn mechanical pump
  • Rough running related to inconsistent fuel supply
  • Stalling issues tied to inadequate pump output

Installation Notes

Verify the mounting style, fuel line routing, and engine application before installation. For best results, inspect the fuel filter, fuel lines, and pump mounting surface during replacement. This part cross-references Delphi MF0024 and Spectra Premium SP1033MP for the same application.

Quality Assurance

US Motor Works designs this pump to meet or exceed OEM specifications for dependable service in classic vehicle fuel systems. Part number USMP15270 is a direct-fit replacement choice for select Oldsmobile Cutlass, Oldsmobile Delta 88, and Buick Riviera applications.

This part fits 15 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
1981OldsmobileCutlass4.3LV8N/A
1981OldsmobileCutlass Cruiser4.3LV8N/A
1980BuickRiviera5.0LV8N/A
1980Oldsmobile985.0LV8N/A
1980OldsmobileCutlass4.3LV8N/A
1980OldsmobileCutlass Cruiser4.3LV8N/A
1980OldsmobileDelta 885.0LV8N/A
1980OldsmobileToronado5.0LV8N/A
1979OldsmobileDelta 884.3LV8N/A
1978OldsmobileCutlass4.3LV8N/A
1978OldsmobileDelta 884.3LV8N/A
1977Oldsmobile985.7LV8N/A
1977OldsmobileCutlass5.7LV8N/A
1976OldsmobileCutlass5.7LV8N/A
1975OldsmobileCutlass5.7LV8N/A
Directly replaces or cross-references 3 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Delphi — MF0024Spectra Premium — SP1033MP41566