Dorman 785-422D Pipe Plug
Confirm Fitment Before You Buy
Not sure it fits? Message Year/Make/Model/Engine (2WD/4WD if applicable) and we’ll help confirm compatibility.
Why buy from Koskowski Automotive?
• 50+ years (since 1972) • Dorman Authorized Seller • Fast shipping • Easy returns
Regular price
$11.45
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Vehicle Fitment: Use the table below to match your exact configuration. If you don’t see your exact setup, message us before ordering.
Product Description
This pipe plug matches the original equipment plug for diameter, thread pitch and head type to ensure a reliable repair. Made of corrosion-resistant material, it has been engineered for leak-free performance and a long service life.
- Ideal replacement - this pipe plug matches the diameter, thread pitch and head type of the original equipment part
- Durable construction - this plug is made of quality materials for dependable service
- Leak-free performance - quality manufacturing process ensures a tight for reliable sealing
- Quality tested - this plug has undergone validation testing to ensure proper fit and function for this vehicle's application
Detailed Applications
| Year | Make | Model | Configuration | Positions | Application Notes |
|---|---|---|---|---|---|
| 1993 | Buick | Century | V6 204 3.3L | Brass; As Req; Pipe Plug | |
| 1993 | Buick | Skylark | V6 204 3.3L | Brass; As Req; Pipe Plug | |
| 1993 | Oldsmobile | Achieva | V6 204 3.3L | Brass; As Req; Pipe Plug | |
| 1993 | Oldsmobile | Cutlass Ciera | V6 204 3.3L | Brass; As Req; Pipe Plug | |
| 1993 | Oldsmobile | Cutlass Cruiser | Brass; As Req; Pipe Plug | ||
| 1993 | Pontiac | Grand Am | V6 204 3.3L | Brass; As Req; Pipe Plug | |
| 1992 | Buick | Century | V6 204 3.3L | Brass; As Req; Pipe Plug | |
| 1992 | Buick | Skylark | V6 204 3.3L | Brass; As Req; Pipe Plug | |
| 1992 | Chevrolet | Beretta | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1992 | Chevrolet | Camaro | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1992 | Chevrolet | Cavalier | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1992 | Chevrolet | Corsica | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1992 | Chevrolet | Lumina | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1992 | Oldsmobile | Achieva | V6 204 3.3L | Brass; As Req; Pipe Plug | |
| 1992 | Oldsmobile | Cutlass Ciera | V6 204 3.3L | Brass; As Req; Pipe Plug | |
| 1992 | Oldsmobile | Cutlass Cruiser | Brass; As Req; Pipe Plug | ||
| 1992 | Pontiac | Firebird | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1992 | Pontiac | Grand Am | V6 204 3.3L | Brass; As Req; Pipe Plug | |
| 1992 | Pontiac | Grand Prix | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1992 | Pontiac | Sunbird | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1991 | Buick | Century | V6 204 3.3L | Brass; As Req; Pipe Plug | |
| 1991 | Buick | Skylark | V6 204 3.3L | Brass; As Req; Pipe Plug | |
| 1991 | Chevrolet | Beretta | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1991 | Chevrolet | Camaro | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1991 | Chevrolet | Cavalier | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1991 | Chevrolet | Corsica | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1991 | Chevrolet | Lumina | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1991 | Oldsmobile | Cutlass Calais | V6 204 3.3L | Brass; As Req; Pipe Plug | |
| 1991 | Oldsmobile | Cutlass Ciera | V6 204 3.3L | Brass; As Req; Pipe Plug | |
| 1991 | Oldsmobile | Cutlass Cruiser | Brass; As Req; Pipe Plug | ||
| 1991 | Pontiac | 6000 | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1991 | Pontiac | Firebird | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1991 | Pontiac | Grand Prix | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1991 | Pontiac | Sunbird | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1990 | Buick | Century | V6 204 3.3L | Brass; As Req; Pipe Plug | |
| 1990 | Buick | Skylark | V6 204 3.3L | Brass; As Req; Pipe Plug | |
| 1990 | Chevrolet | Beretta | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1990 | Chevrolet | Camaro | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1990 | Chevrolet | Cavalier | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1990 | Chevrolet | Celebrity | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1990 | Chevrolet | Corsica | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1990 | Chevrolet | Lumina | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1990 | Oldsmobile | Cutlass Calais | V6 204 3.3L | Brass; As Req; Pipe Plug | |
| 1990 | Oldsmobile | Cutlass Ciera | V6 204 3.3L | Brass; As Req; Pipe Plug | |
| 1990 | Oldsmobile | Cutlass Cruiser | V6 204 3.3L | Brass; As Req; Pipe Plug | |
| 1990 | Pontiac | 6000 | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1990 | Pontiac | Firebird | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1990 | Pontiac | Grand Prix | V6 189 3.1L | Brass; As Req; Pipe Plug | |
| 1989 | Buick | Century | V6 204 3.3L | Brass; As Req; Pipe Plug | |
| 1989 | Buick | Skylark | V6 204 3.3L | Brass; As Req; Pipe Plug |
Product Specifications
| Color: | Brass |
|---|---|
| Depth: | 0.5 in |
| Finish: | Brass |
| Grade: | Standard |
| Head Drive Type: | Hex |
| Head Tool Size: | 0.56 in |
| Heat Hardened: | No |
| Inside Or Outside Thread: | Outside |
| Material: | Brass |
| Outer Diameter (in): | 0.53 in |
| Overall Length (In): | 0.64 in |
| Package Contents: | 1 Pipe Plug |
| Package Quantity: | 1 |
| Packaging Type: | Clamshell |
| SAE or Metric: | SAE |
| Thread Diameter: | 0.53 in |
| Thread Size: | 1/4 In; MNPT |
| Thread Type: | Coarse |
| Threaded: | Yes |
| Threads Per Inch: | 16 |
| Zinc Coated: | No |
OE Numbers
| DIRECT OE CROSS | |
|---|---|
| MD000269 | MITSUBISHI |