# Twin Power 73-91 Big Twin Polished Oil Pump

A polished aluminum stock replacement type pump available for 73-99 models. Made from polished aluminum, this pump improves oil pressure regulation to all parts of the engine.

-   Designed as a direct fit replacement for Big Twin applications
-   Polished finish enhances appearance and resists corrosion
-   Precision machined for consistent oil pressure and flow
-   Includes gaskets, hardware and gears

This Part Fits:

Year

Make

Model

Submodel

1973-1980

Harley-Davidson

FLH Electra Glide

Base

1980-1984,1987-1991

Harley-Davidson

FLHS Electra Glide Sport

Base

1986-1991

Harley-Davidson

FLHT Electra Glide Standard

Base

1983-1991

Harley-Davidson

FLHTC Electra Glide Classic

Base

1989-1991

Harley-Davidson

FLHTCU Electra Glide Ultra Classic

Base

1986-1990

Harley-Davidson

FLST Heritage Softail

Base

1988-1991

Harley-Davidson

FLSTC Heritage Softail Classic

Base

1990-1991

Harley-Davidson

FLSTF Fat Boy

Base

1980-1983

Harley-Davidson

FLT Tour Glide

Base

1973-1978

Harley-Davidson

FX Super Glide

Base

1980-1982

Harley-Davidson

FXB Sturgis

Base

1983

Harley-Davidson

FXDG Disc Glide

Base

1974-1984

Harley-Davidson

FXE Super Glide

Base

1979-1985

Harley-Davidson

FXEF Fat Bob

Base

1987-1991

Harley-Davidson

FXLR Low Rider Custom

Base

1982-1991

Harley-Davidson

FXR Super Glide II

Base

1985-1987

Harley-Davidson

FXRC Low Rider Chrome

Base

1986

Harley-Davidson

FXRD Sport Glide Grand Touring

Base

1984

Harley-Davidson

FXRDG Disc Glide

Base

1985-1991

Harley-Davidson

FXRPF Police

Base

1982-1991

Harley-Davidson

FXRS Low Glide

Base

1990-1991

Harley-Davidson

FXRS-Conv Low Rider Sport Convertible

Base

1986-1991

Harley-Davidson

FXRS-SP Low Rider Sport

Base

1983-1991

Harley-Davidson

FXRT Sport Glide

Base

1977-1982

Harley-Davidson

FXS Low Rider

Base

1983-1985

Harley-Davidson

FXSB Low Rider - Belt

Base

1984-1991

Harley-Davidson

FXST Softail Standard

Base

1986-1991

Harley-Davidson

FXSTC Softail Custom

Base

1988-1991

Harley-Davidson

FXSTS Springer Softail

Base

1980-1986

Harley-Davidson

FXWG Wide Glide

Base

## Details

- **Price:** 714.33 CAD
- **Vendor:** TwinPower
- **Type:** Oil Pumps

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 714.33 CAD | In stock |

## Images

- Photo - Primary

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/twin-power-73-91-big-twin-polished-oil-pump)
> Updated: 2026-07-01