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WAI 6315N Starter
Reliable Starter for Classic GM Vehicles
The WAI 6315N starter is engineered to provide dependable starting power for select Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models. Designed with a wound wire direct drive and clockwise rotation, this starter ensures consistent performance for your vintage GM car or truck.
- 12-volt electrical system compatibility
- Wound wire direct drive design for efficient operation
- Delco family starter with 1.2 power rating
- Clockwise (right) starter rotation
- 9-tooth pinion gear for precise engagement
- Pad mounting type for secure installation
Technical Details and Specifications
The WAI 6315N starter features a wound wire direct drive mechanism, which enhances durability and starting efficiency. It operates on a 12-volt system and delivers a power rating of 1.2, suitable for a range of classic GM vehicles. The clockwise rotation matches the original equipment specifications for models such as the Buick LeSabre, Cadillac Fleetwood, Chevrolet Caprice, Oldsmobile Delta 88, and Pontiac Safari. With a 9-tooth pinion gear and pad mounting type, this starter aligns precisely with the engine’s flywheel for smooth engagement and reliable starts.
Compatible Vehicles and Applications
- Buick: LeSabre, Regal, Century
- Cadillac: Fleetwood, Brougham
- Chevrolet: Caprice, Custom Cruiser
- Oldsmobile: Delta 88, Cutlass Calais, Cutlass Salon, Cutlass Supreme
- Pontiac: Parisienne, Safari
This starter is specifically designed for these models, ensuring proper fitment and function without modification.
Common Issues Addressed by the WAI 6315N Starter
- Intermittent or no engine cranking
- Starter motor failure due to worn brushes or armature
- Slow or labored engine starts
- Grinding noises caused by improper gear engagement
- Electrical faults related to starter rotation mismatch
Installation Notes and Tips
Ensure the vehicle’s battery is fully charged before installation. Verify the starter rotation is clockwise to match the engine’s requirements. The pad mounting type requires proper alignment with the mounting surface to avoid misfit or damage. It is recommended to inspect the flywheel teeth for wear before installing the new starter to prevent premature failure.
Quality Assurance and Warranty
WAI starters are manufactured to meet OEM standards for durability and performance. The 6315N part number undergoes rigorous quality control to ensure reliable operation in classic GM vehicles. Please consult the product documentation or supplier for specific warranty details.
| Brand | WAI |
| Part Number | 6315N |
| 12 | 12 |
| Design | Wound wire direct drive |
| Family | Delco |
| Power Rating | 1.2 |
| Starter Rotation | Clockwise (right) |
| Tooth Quantity | 9 |
| Mounting Type | Pad |
This part fits 41 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1990 | Buick | LeSabre | 5.0L | V8 | N/A | |
| 1990 | Cadillac | Brougham | 5.0L | V8 | N/A | |
| 1990 | Chevrolet | Caprice | 5.0L | V8 | N/A | |
| 1990 | Oldsmobile | Custom Cruiser | N/A | |||
| 1989 | Buick | LeSabre | 5.0L | V8 | N/A | |
| 1989 | Cadillac | Brougham | N/A | |||
| 1989 | Chevrolet | Caprice | 5.0L | V8 | N/A | |
| 1989 | Oldsmobile | Custom Cruiser | N/A | |||
| 1989 | Pontiac | Safari | N/A | |||
| 1988 | Buick | LeSabre | 5.0L | V8 | N/A | |
| 1988 | Cadillac | Brougham | N/A | |||
| 1988 | Chevrolet | Caprice | 5.0L | V8 | N/A | |
| 1988 | Oldsmobile | Custom Cruiser | N/A | |||
| 1988 | Oldsmobile | Cutlass Supreme | 5.0L | V8 | N/A | |
| 1988 | Pontiac | Safari | N/A | |||
| 1987 | Buick | Regal | 5.0L | V8 | N/A | |
| 1987 | Cadillac | Brougham | N/A | |||
| 1987 | Chevrolet | Caprice | 5.0L | V8 | N/A | |
| 1987 | Oldsmobile | Custom Cruiser | N/A | |||
| 1987 | Oldsmobile | Cutlass Salon | 5.0L | V8 | N/A | |
| 1987 | Oldsmobile | Cutlass Supreme | 5.0L | V8 | N/A | |
| 1987 | Pontiac | Safari | N/A | |||
| 1986 | Buick | LeSabre | 5.0L | V8 | N/A | |
| 1986 | Buick | Regal | 5.0L | V8 | N/A | |
| 1986 | Cadillac | Fleetwood | 5.0L | V8 | N/A | |
| 1986 | Chevrolet | Caprice | 5.0L | V8 | N/A | |
| 1986 | Oldsmobile | Custom Cruiser | N/A | |||
| 1986 | Oldsmobile | Cutlass Salon | 5.0L | V8 | N/A | |
| 1986 | Oldsmobile | Cutlass Supreme | 5.0L | V8 | N/A | |
| 1986 | Pontiac | Parisienne | 5.0L | V8 | N/A | |
| 1985 | Buick | LeSabre | 5.0L | V8 | N/A | |
| 1985 | Oldsmobile | Custom Cruiser | 5.0L | V8 | N/A | |
| 1985 | Oldsmobile | Cutlass Salon | 5.0L | V8 | N/A | |
| 1985 | Oldsmobile | Cutlass Supreme | 5.0L | V8 | N/A | |
| 1985 | Oldsmobile | Delta 88 | 5.0L | V8 | N/A | |
| 1984 | Buick | LeSabre | 5.0L | V8 | N/A | |
| 1984 | Oldsmobile | 98 | 5.0L | V8 | N/A | |
| 1984 | Oldsmobile | Custom Cruiser | 5.0L | V8 | N/A | |
| 1984 | Oldsmobile | Cutlass Calais | 5.0L | V8 | N/A | |
| 1984 | Oldsmobile | Cutlass Supreme | 5.0L | V8 | N/A | |
| 1984 | Oldsmobile | Delta 88 | 5.0L | V8 | N/A |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.