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WAI 6785N Starter
Reliable Starter for Buick, Chevrolet, and Pontiac Vehicles
The WAI 6785N starter is designed to provide dependable engine starting performance for select Buick, Chevrolet, and Pontiac models. Featuring a permanent magnet gear reduction design, this starter ensures efficient power delivery and smooth operation for your vehicle.
- 12-volt electrical system compatibility
- Permanent magnet gear reduction design for improved torque
- Delco family starter with a 1.2 power rating
- Clockwise (right) starter rotation
- 9-tooth pinion gear for precise engagement
- Pad mounting type for secure installation
Technical Details and Performance
The WAI 6785N starter is engineered with a permanent magnet gear reduction system, which enhances torque output while reducing the overall size and weight of the unit. This design is particularly effective for vehicles requiring reliable starting power without excessive current draw. The starter’s 1.2 power rating aligns with the demands of the Delco family of starters, ensuring compatibility and performance consistency. With a clockwise rotation and a 9-tooth pinion gear, this starter matches the specifications needed for smooth engagement and operation in compatible vehicles.
Compatible Buick, Chevrolet, and Pontiac Models
This starter is compatible with several popular models, including the Buick Lucerne, Chevrolet Equinox, Impala, Monte Carlo, and Pontiac Torrent. The WAI 6785N starter is specifically designed to meet the electrical and mechanical requirements of these vehicles, making it a suitable replacement part for maintenance or repair.
Common Applications and Issues Addressed
- Resolves slow or no-crank engine starting problems
- Replaces worn or faulty starters causing intermittent starting
- Addresses starter gear engagement issues due to tooth wear
- Improves starting reliability in vehicles with original Delco starters
- Supports vehicles experiencing starter motor failure or electrical faults
Installation Notes and Tips
Ensure the vehicle battery is fully charged before installation to verify starter operation. The pad mounting type requires proper alignment and secure fastening to avoid starter misalignment or vibration. Confirm the starter rotation is clockwise (right) to match the engine’s requirements. It is recommended to inspect the flywheel teeth for wear during replacement to prevent premature starter damage.
Quality Assurance and Warranty
WAI starters are manufactured to meet industry standards for durability and performance. The 6785N model undergoes rigorous testing to ensure reliable operation in specified Buick, Chevrolet, and Pontiac vehicles. Please refer to WAI’s warranty policy for specific coverage details.
| Brand | WAI |
| Part Number | 6785N |
| 12 | 12 |
| Design | Permanent magnet gear reduction |
| Family | Delco |
| Power Rating | 1.2 |
| Starter Rotation | Clockwise (right) |
| Tooth Quantity | 9 |
| Mounting Type | Pad |
This part fits 13 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2011 | Buick | Lucerne | 3.9L | V6 | N/A | |
| 2011 | Chevrolet | Impala | 3.9L | V6 | N/A | |
| 2010 | Buick | Lucerne | 3.9L | V6 | N/A | |
| 2010 | Chevrolet | Impala | 3.9L | V6 | N/A | |
| 2009 | Buick | Lucerne | 3.9L | V6 | N/A | |
| 2009 | Chevrolet | Impala | 3.9L | V6 | N/A | |
| 2008 | Chevrolet | Impala | 3.9L | V6 | N/A | |
| 2007 | Chevrolet | Impala | 3.9L | V6 | N/A | |
| 2007 | Chevrolet | Monte Carlo | 3.5L | V6 | N/A | |
| 2006 | Chevrolet | Equinox | N/A | |||
| 2006 | Chevrolet | Impala | 3.9L | V6 | N/A | |
| 2006 | Chevrolet | Monte Carlo | 3.9L | V6 | N/A | |
| 2006 | Pontiac | Torrent | 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.