Standard Ignition VVT534 Engine Variable Valve Timing (VVT) Sprocket - Exhaust (Left)

Overview of Standard Ignition VVT534 Engine Variable Valve Timing Sprocket

The Standard Ignition VVT534 is a precision-engineered engine variable valve timing (VVT) sprocket designed for select BMW models. This camshaft phaser sprocket ensures accurate timing control for optimal engine performance in vehicles such as the BMW 540i, 550i, 645Ci, and X5.

• Durable metal gear material for long-lasting performance
• Specifically designed crankshaft gear type with 42 teeth
• Single-row gear with one mounting hole for secure installation
• Inside diameter of 0.91 inches (23.114 mm) and outside diameter of 4.05 inches (102.87 mm)
• Thickness of 0.28 inches (7.112 mm) with 4 timing marks for precise alignment

Detailed Product Description and Specifications

The Standard Ignition VVT534 sprocket functions as a camshaft phaser, playing a critical role in the variable valve timing system of compatible BMW engines. Constructed from robust metal, this sprocket features a crankshaft gear type with 42 teeth arranged in a single row. Its precise dimensions include an inside diameter of 0.91 inches (23.114 mm), an outside diameter of 4.05 inches (102.87 mm), and a thickness of 0.28 inches (7.112 mm). The sprocket includes four timing marks to facilitate accurate installation and timing adjustments. It is not adjustable and does not include hardware, so ensure proper tools and components are available for installation.

Compatible BMW Models and Applications

This engine variable valve timing sprocket is compatible with a range of BMW vehicles, including the 540i, 545i, 550i, 645Ci, 650i, 740i, 740iL, 745i, 745Li, 750i, 750Li, and X5 models. The part number VVT534 is specifically designed to meet the OEM specifications for these vehicles, ensuring reliable performance and fitment.

Common Issues Addressed by the VVT534 Sprocket

• Irregular or poor engine timing affecting performance
• Variable valve timing system malfunctions causing rough idling
• Engine hesitation or reduced fuel efficiency due to faulty camshaft phaser
• Noise or vibration related to worn or damaged sprocket gears
• Check engine light triggered by VVT system errors

Installation Notes and Tips

Installation of the Standard Ignition VVT534 requires careful alignment of the timing marks to ensure proper camshaft phasing. Since hardware is not included, use OEM or compatible mounting components. It is recommended to follow the vehicle manufacturer’s service manual for torque specifications and installation procedures. Professional installation is advised to avoid timing errors that could impact engine performance.

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM standards, providing dependable quality and durability. The VVT534 sprocket undergoes rigorous quality control to ensure precise fit and function. Warranty coverage details should be confirmed with the product documentation or supplier, typically offering protection against manufacturing defects.