Standard Ignition VVT511 Engine Variable Valve Timing (VVT) Sprocket - Exhaust

Overview of Standard Ignition VVT511 Engine Variable Valve Timing Sprocket

The Standard Ignition VVT511 is a precision-engineered engine variable valve timing (VVT) sprocket designed for select BMW models. This camshaft phaser sprocket ensures accurate timing control, contributing to optimal engine performance and efficiency in vehicles such as the BMW 335i, 535i, and Z4.

• Durable metal gear material for long-lasting performance
• Compatible with BMW 1 Series M, 135i, 335i, 335is, 335i xDrive, 335xi, 535i, 535i xDrive, 535xi, 740i, 740Li, X6, and Z4 models
• Single gear with 38 teeth and 5 timing marks for precise camshaft phasing
• Inside diameter of 0.9 inches (22.86 mm) and outside diameter of 3.88 inches (98.552 mm)
• Thickness of 0.16 inches (4.064 mm) and lug hole diameter of 0.51 inches (12.954 mm)

Detailed Product Description

The Standard Ignition VVT511 sprocket functions as a camshaft phaser within the engine's variable valve timing system. Constructed from metal, this crankshaft gear type sprocket features a single row with 38 teeth and five timing marks, allowing for precise adjustment of valve timing to improve engine efficiency and emissions. Its 0.9-inch inside diameter and 3.88-inch outside diameter ensure proper fitment and alignment within the valve train components. The sprocket includes one mounting hole with a lug hole diameter of 0.51 inches, designed for secure installation. This part is non-adjustable and does not include additional hardware, so ensure compatibility and proper tools before installation.

Compatible BMW Models and Applications

This VVT sprocket is compatible with a range of BMW vehicles, including the 1 Series M, 135i, 335i, 335is, 335i xDrive, 335xi, 535i, 535i xDrive, 535xi, 740i, 740Li, X6, and Z4. It is specifically designed to replace the camshaft phaser sprocket in these models, maintaining the integrity of the variable valve timing system and supporting engine performance.

Common Issues Addressed by the VVT511 Sprocket

• Irregular or poor engine timing leading to reduced performance
• Variable valve timing system failure or malfunction
• Engine misfires related to camshaft phaser wear
• Increased emissions due to improper valve timing
• Noise or rattling from worn or damaged sprocket components

Installation Notes and Tips

• Ensure the engine is cool and the battery is disconnected before installation
• Verify the sprocket matches the OEM specifications for your BMW model
• Use proper torque settings when securing the mounting bolt to avoid damage
• Inspect related timing components for wear during replacement
• Professional installation is recommended for accurate timing alignment

Quality Assurance and Warranty

Standard Ignition manufactures the VVT511 sprocket to meet or exceed OEM standards for durability and performance. While this part does not include additional hardware, it is built from high-quality metal materials to ensure reliable operation within the valve train system. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.