# MotoRad MO109 Plastic Oil Filler Cap for 1981-1990 Buick Century

### Specifications

Cam type: Twist-Lock

Color: Black

Gasket or Seal included: Yes

Length: 1.00"

Material: Plastic, Rubber

Mounting Type: Twist-Lock

Neck Diameter: 1.04"

Shape: Oil Filler Cap

Shell Diameter: 2.33"

Thread Diameter: 1.04"

Vented: No

### Features

-   Made with precision and quality in mind
-   Designed to meet your specific needs
-   Manufactured to meet or exceed strict quality requirements
-   Designed to deliver trouble-free, consistent performance

### Product Details

Plastic Oil Filler Cap (MO109) by MotoRad®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver great quality at an affordable cost.

Brand: MotoRad

Part Number: MO109

UPC: 055644001098

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

1983

Buick

Century

1984

Buick

Century

1985

Buick

Century

1985

Buick

Le Sabre

1984

Buick

Regal

1985

Buick

Regal

1986

Buick

Regal

1987

Buick

Regal

1984

Buick

Riviera

1985

Buick

Riviera

1987

Chevy

CK Pickup

1988

Chevy

CK Pickup

1989

Chevy

CK Pickup

1990

Chevy

CK Pickup

1988

Chevy

G-Series

1987

Chevy

Suburban

1988

Chevy

Suburban

1989

Chevy

Suburban

1990

Chevy

Suburban

1984

Ford

Bronco

1981

Ford

Escort

1982

Ford

Escort

1983

Ford

Escort

1984

Ford

Escort

1985

Ford

Escort

1984

Ford

Mustang

1984

Ford

Thunderbird

1985

Ford

Thunderbird

1987

GMC

CK Pickup

1988

GMC

CK Pickup

1989

GMC

CK Pickup

1990

GMC

CK Pickup

1989

GMC

G-Series

1987

GMC

Suburban

1988

GMC

Suburban

1989

GMC

Suburban

1990

GMC

Suburban

1984

Mercury

Capri

1984

Mercury

Cougar

1985

Mercury

Cougar

1985

Oldsmobile

Ciera

1985

Oldsmobile

Cutlass

1986

Oldsmobile

Cutlass

1987

Oldsmobile

Cutlass

1985

Oldsmobile

Ninety-Eight

1985

Pontiac

Bonneville

1986

Pontiac

Bonneville

1985

Pontiac

Grand Am

1986

Pontiac

Grand Prix

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, and any fitment notes using the Vehicle Fitment Table above before purchase.

**What part number is this?**  
The listed part number is MO109.

**Is this product designed for direct replacement?**  
Yes. This product is intended to match the compatible vehicle applications listed in the fitment table.

**Should I confirm fitment before ordering?**  
Yes. Always compare your original part, position, and vehicle details with the fitment table before ordering.

### Common Searches

-   Plastic Oil Filler Cap for Buick Century
-   MO109 fitment
-   MotoRad Plastic Oil Filler Cap
-   1983 Buick Century Plastic Oil Filler Cap

## Details

- **Price:** 12.85 CAD
- **Vendor:** MotoRad
- **Type:** Plastic Oil Filler Cap
- **Tags:** 1981-1985 Ford Escort, 1983-1985 Buick Century, 1984 Ford Bronco, 1984 Ford Mustang, 1984 Mercury Capri, 1984-1985 Buick Riviera, 1984-1985 Ford Thunderbird, 1984-1985 Mercury Cougar, 1984-1987 Buick Regal, 1985 Buick Le Sabre, 1985 Oldsmobile Ciera, 1985 Oldsmobile Ninety-Eight, 1985 Pontiac Grand Am, 1985-1986 Pontiac Bonneville, 1985-1987 Oldsmobile Cutlass, 1986 Pontiac Grand Prix, 1987-1990 Chevy CK Pickup, 1987-1990 Chevy Suburban, 1987-1990 GMC CK Pickup, 1987-1990 GMC Suburban, 1988 Chevy G-Series, 1989 GMC G-Series, Automotive, MO109, MotoRad, Plastic Oil Filler Cap

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 12.85 CAD | In stock |

## Images

- MotoRad MO109 Plastic Oil Filler Cap for 1981-1990 Buick Century

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/motorad-mo109-plastic-oil-filler-cap)
> Updated: 2026-08-17