OE Quality
60-Day Returns

Standard Ignition VVT635 Engine Variable Valve Timing (VVT) Sprocket - Intake (Left)
Overview of Standard Ignition VVT635 Engine Variable Valve Timing Sprocket
The Standard Ignition VVT635 is engineered to support precise engine variable valve timing functions. Designed specifically for Cadillac SRX, STS, and XLR models, this sprocket ensures optimal valve timing control for improved engine performance.
- Engine variable valve timing sprocket designed for accurate timing adjustments
- Compatible with Cadillac SRX, STS, and XLR vehicles
- Part number VVT635 for easy identification and replacement
- Manufactured by Standard Ignition, a trusted brand in engine components
Detailed Product Description
The Standard Ignition VVT635 sprocket plays a critical role in the engine's variable valve timing system by controlling the timing of the camshaft relative to the crankshaft. This precise control allows the engine to optimize valve opening and closing events, improving fuel efficiency and engine responsiveness. The VVT635 is designed to meet OEM specifications, ensuring reliable fitment and function in Cadillac SRX, STS, and XLR models. Using this sprocket helps maintain the integrity of the valve train components and supports consistent engine performance under various driving conditions.
Common Applications and Problem Resolution
- Restores proper variable valve timing function in Cadillac SRX, STS, and XLR engines
- Addresses engine performance issues related to timing chain slack or wear
- Helps resolve rough idling or reduced fuel efficiency caused by faulty VVT sprockets
- Prevents potential engine misfires linked to improper valve timing
- Supports smooth acceleration and engine power delivery
Installation Notes and Tips
- Ensure compatibility by verifying the part number VVT635 with your Cadillac model and year
- Follow manufacturer torque specifications when installing the sprocket
- Inspect related timing components such as chains and tensioners during installation
- Professional installation is recommended to maintain engine timing accuracy
Quality Assurance and Warranty Information
Standard Ignition manufactures the VVT635 sprocket to meet strict quality standards, ensuring durability and reliable performance. This part is backed by Standard Ignition's warranty coverage, providing confidence in its longevity and function when installed correctly in compatible Cadillac SRX, STS, and XLR vehicles.
| Brand | Standard Ignition |
| Part Number | VVT635 |
| Functions | Engine Variable Valve Timing Sprocket |
This part fits 7 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2006 | Cadillac | SRX | 4.6L | V8 | Intake (Left) | |
| 2006 | Cadillac | XLR | 4.6L | V8 | Intake (Left) | |
| 2005 | Cadillac | SRX | 4.6L | V8 | Intake (Left) | |
| 2005 | Cadillac | STS | 4.6L | V8 | Intake (Left) | |
| 2005 | Cadillac | XLR | 4.6L | V8 | Intake (Left) | |
| 2004 | Cadillac | SRX | 4.6L | V8 | Intake (Left) | |
| 2004 | Cadillac | XLR | 4.6L | V8 | Intake (Left) |
* 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.