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Dorman 625-601 Engine Oil Cooler Hose Assembly - Inlet (Upper)
| Brand | Dorman 625-601 |
|---|---|
| Position | Inlet (Upper) |
| Color | Natural |
| End 1 Type | Male Threads |
| End 2 Type | Female Threads |
| Length | 28 |
| Material | Rubber/Metal |
| Package Contents | Oil Cooler Line |
| Fits | Buick, Chevrolet, and Oldsmobile · 10 vehicles |
OE direct replacement. Matches original fit and function for reliable repair.
Rubber and metal construction. Combines flexibility with durable reinforcement.
Oil cooler hose assembly. Restores proper oil circulation between components.
Cross-references 5801039, 12472177 and B64302 for the same application. See all 3.
Dorman 625-601 Engine Oil Cooler Hose Assembly
This Dorman engine oil cooler hose assembly is built to match the fit and function of the original equipment line for reliable oil circulation between the oil cooler and engine. It is a direct replacement for select Buick, Chevrolet, and Oldsmobile applications, including 1991-1993 Buick Roadmaster, 1991-1993 Chevrolet Caprice, and 1991-1992 Oldsmobile Custom Cruiser, inlet (upper).
Key Features
- Engine oil cooler hose assembly for OE-style repair
- Rubber/metal construction for strength and flexibility
- 28-inch length
- Natural finish
- Male threads on one end and female threads on the other
- Includes oil cooler line
Detailed Description
Dorman 625-601 is an engine oil cooler hose assembly engineered to restore proper oil flow between the oil cooler and engine. The rubber/metal construction is selected to mirror the original component’s fit and function, helping maintain a secure connection at the inlet (upper) position. This part is a practical replacement for owners searching for a 1991-1993 Buick Roadmaster oil cooler hose assembly, a 1991-1993 Chevrolet Caprice oil cooler line, or a 1991-1992 Oldsmobile Custom Cruiser upper inlet hose. This part cross-references GM OE numbers 5801039 and 12472177 for the same application.
Common Repair Uses
- Oil leakage at the cooler line connection
- Cracked or deteriorated hose material
- Damaged threads or poor sealing at the ends
- Restricted oil circulation between the engine and cooler
- Replacement of a worn upper inlet oil cooler line
Installation Notes and Tips
Verify the vehicle’s inlet (upper) position before ordering and compare the thread style, length, and routing to the original line. Confirm fitment on 1991-1993 Buick Roadmaster, 1991-1993 Chevrolet Caprice, and 1991-1992 Oldsmobile Custom Cruiser applications before installation. Clean the mating surfaces and inspect adjacent oil cooler components for wear or damage during service.
Quality Assurance
Dorman manufactures replacement components to match original equipment fit and function, supporting dependable repair of the oil cooler circuit. Part number 625-601 is built for direct replacement use in the listed applications.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1993 | Buick | Roadmaster | — | — | Inlet (Upper) | — |
| 1993 | Chevrolet | Caprice | 5.7L | V8 | Inlet (Upper) | — |
| 1993 | Chevrolet | Caprice | 5.0L | V8 | Inlet (Upper) | — |
| 1992 | Buick | Roadmaster | — | — | Inlet (Upper) | — |
| 1992 | Chevrolet | Caprice | 5.7L | V8 | Inlet (Upper) | — |
| 1992 | Chevrolet | Caprice | 5.0L | V8 | Inlet (Upper) | — |
| 1992 | Oldsmobile | Custom Cruiser | — | — | Inlet (Upper) | — |
| 1991 | Buick | Roadmaster | — | — | Inlet (Upper) | — |
| 1991 | Chevrolet | Caprice | — | — | Inlet (Upper) | — |
| 1991 | Oldsmobile | Custom Cruiser | — | — | Inlet (Upper) | — |
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