OE Quality
60-Day Returns

Standard Ignition VVT523 Engine Variable Valve Timing (VVT) Sprocket - Intake
Overview of Standard Ignition Engine Variable Valve Timing Sprocket
The Standard Ignition VVT523 is an engine variable valve timing sprocket designed to optimize valve timing for improved engine performance. This component is compatible with a range of Buick, Chevrolet, GMC, Pontiac, Saab, and Saturn models, including the 9-5, Aura, Cobalt, Equinox, G5, G6, HHR, Ion, LaCrosse, Malibu, Regal, Sky, Solstice, Terrain, Verano, and Vue.
- Engine variable valve timing sprocket for precise valve control
- Compatible with multiple GM and Saab vehicles
- Part number VVT523 for accurate identification
- Designed to maintain proper timing chain tension and alignment
- Durable construction to withstand engine operating conditions
Detailed Product Description
The Standard Ignition VVT523 sprocket plays a critical role in the engine's variable valve timing system by adjusting the timing of the camshaft relative to the crankshaft. This adjustment improves engine efficiency, power output, and emissions control. Specifically engineered for compatibility with Buick, Chevrolet, GMC, Pontiac, Saab, and Saturn vehicles, this sprocket ensures reliable operation within the valve train components. The VVT sprocket is manufactured to meet OEM specifications, providing consistent performance and durability under various driving conditions.
Common Applications and Issues Addressed
- Restores proper variable valve timing function in affected engines
- Resolves timing chain slack or misalignment problems
- Eliminates engine performance issues related to valve timing errors
- Prevents potential engine damage caused by improper valve timing
- Supports smooth engine operation and improved fuel efficiency
Installation Notes and Tips
- Ensure compatibility with your specific vehicle make and model before installation
- Follow manufacturer torque specifications when installing the sprocket
- Inspect timing chain and related components for wear during replacement
- Professional installation is recommended to maintain engine timing accuracy
- Reset engine control module if required after installation
Quality Assurance and Warranty Information
Standard Ignition parts are engineered to meet or exceed OEM standards, ensuring reliable performance and durability. The VVT523 sprocket undergoes rigorous quality control testing to maintain consistent manufacturing standards. Warranty coverage details vary by region and should be confirmed at the time of purchase, typically including protection against defects in materials and workmanship.
| Brand | Standard Ignition |
| Part Number | VVT523 |
| Functions | Engine Variable Valve Timing Sprocket |
This part fits 60 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2014 | Buick | Verano | 2.0L | L4 | Intake | |
| 2013 | Buick | Regal | 2.0L | L4 | Intake | |
| 2013 | Buick | Verano | 2.0L | L4 | Intake | |
| 2012 | Buick | Regal | 2.0L | L4 | Intake | |
| 2012 | Chevrolet | Malibu | 2.4L | L4 | Intake | |
| 2011 | Buick | Regal | 2.0L | L4 | Intake | |
| 2011 | Chevrolet | HHR | 2.4L | L4 | Intake | |
| 2011 | Chevrolet | Malibu | 2.4L | L4 | Intake | |
| 2011 | Saab | 9-5 | 2.0L | L4 | Intake | |
| 2010 | Buick | LaCrosse | 2.4L | L4 | Intake | |
| 2010 | Chevrolet | Cobalt | 2.0L | L4 | Intake | |
| 2010 | Chevrolet | Equinox | 2.4L | L4 | Intake | |
| 2010 | Chevrolet | HHR | 2.4L | L4 | Intake | |
| 2010 | Chevrolet | Malibu | 2.4L | L4 | Intake | |
| 2010 | GMC | Terrain | 2.4L | L4 | Intake | |
| 2010 | Pontiac | G6 | 2.4L | L4 | Intake | |
| 2010 | Saturn | Sky | 2.0L | L4 | Intake | |
| 2010 | Saturn | Sky | 2.4L | L4 | Intake | |
| 2010 | Saturn | Vue | 2.4L | L4 | Intake | |
| 2009 | Chevrolet | Cobalt | 2.0L | L4 | Intake | |
| 2009 | Chevrolet | HHR | 2.4L | L4 | Intake | |
| 2009 | Chevrolet | Malibu | 2.4L | L4 | Intake | |
| 2009 | Pontiac | G6 | 2.4L | L4 | Intake | |
| 2009 | Pontiac | Solstice | 2.0L | L4 | Intake | |
| 2009 | Pontiac | Solstice | 2.4L | L4 | Intake | |
| 2009 | Saturn | Aura | 2.4L | L4 | Intake | |
| 2009 | Saturn | Sky | 2.0L | L4 | Intake | |
| 2009 | Saturn | Sky | 2.4L | L4 | Intake | |
| 2009 | Saturn | Vue | 2.4L | L4 | Intake | |
| 2008 | Chevrolet | Cobalt | 2.4L | L4 | Intake | |
| 2008 | Chevrolet | Cobalt | 2.0L | L4 | Intake | |
| 2008 | Chevrolet | HHR | 2.4L | L4 | Intake | |
| 2008 | Chevrolet | Malibu | 2.4L | L4 | Intake | |
| 2008 | Pontiac | G5 | 2.4L | L4 | Intake | |
| 2008 | Pontiac | G6 | 2.4L | L4 | Intake | |
| 2008 | Pontiac | Solstice | 2.0L | L4 | Intake | |
| 2008 | Pontiac | Solstice | 2.4L | L4 | Intake | |
| 2008 | Saturn | Aura | 2.4L | L4 | Intake | |
| 2008 | Saturn | Sky | 2.0L | L4 | Intake | |
| 2008 | Saturn | Sky | 2.4L | L4 | Intake | |
| 2008 | Saturn | Vue | 2.4L | L4 | Intake | |
| 2007 | Chevrolet | Cobalt | 2.2L | L4 | Intake | |
| 2007 | Chevrolet | Cobalt | 2.4L | L4 | Intake | |
| 2007 | Chevrolet | HHR | 2.4L | L4 | Intake | |
| 2007 | Pontiac | G5 | 2.4L | L4 | Intake | |
| 2007 | Pontiac | G6 | 2.4L | L4 | Intake | |
| 2007 | Pontiac | Solstice | 2.0L | L4 | Intake | |
| 2007 | Pontiac | Solstice | 2.4L | L4 | Intake | |
| 2007 | Saturn | Aura | 2.4L | L4 | Intake | |
| 2007 | Saturn | Ion | 2.4L | L4 | Intake | |
| 2007 | Saturn | Ion | 2.2L | L4 | Intake | |
| 2007 | Saturn | Sky | 2.0L | L4 | Intake | |
| 2007 | Saturn | Sky | 2.4L | L4 | Intake | |
| 2006 | Chevrolet | Cobalt | 2.2L | L4 | Intake | |
| 2006 | Chevrolet | Cobalt | 2.4L | L4 | Intake | |
| 2006 | Chevrolet | HHR | 2.4L | L4 | Intake | |
| 2006 | Pontiac | G6 | 2.4L | L4 | Intake | |
| 2006 | Pontiac | Solstice | 2.4L | L4 | Intake | |
| 2006 | Saturn | Ion | 2.2L | L4 | Intake | |
| 2006 | Saturn | Ion | 2.4L | L4 | Intake |
* 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.