Standard Ignition VVT653 Engine Variable Valve Timing (VVT) Sprocket - Intake

Overview of Standard Ignition VVT653 Engine Variable Valve Timing Sprocket

The Standard Ignition VVT653 is a precision-engineered engine variable valve timing (VVT) sprocket designed for select Lexus and Toyota models. This crankshaft gear component ensures accurate timing control for optimal engine performance and efficiency.

• Engine variable valve timing sprocket for precise timing control
• Durable metal gear material for long-lasting performance
• Crankshaft gear type with 36 teeth and 3 timing marks
• Inside diameter of 1.57 inches (39.878 mm) with keyway notch
• Single mounting hole with 0.67 inch (17.018 mm) lug hole diameter
• Thickness of 0.2 inches (5.08 mm) and tooth width of 0.2 inches (5.08 mm)
• Compatible with Lexus and Toyota models including Avalon, Camry, ES350, Highlander, IS350, RX350, Sienna, and Tacoma

Detailed Product Description and Specifications

The Standard Ignition VVT653 sprocket is constructed from robust metal, providing reliable durability under demanding engine conditions. It features a crankshaft gear type with a single row of 36 teeth, designed to work seamlessly with the engine’s variable valve timing system. The sprocket includes three timing marks to assist in precise installation and timing adjustments. Its inside diameter measures 1.57 inches (39.878 mm) and includes a keyway notch to ensure proper alignment on the crankshaft. The lug hole diameter is 0.67 inches (17.018 mm), with one mounting hole for secure attachment. The sprocket’s thickness and tooth width are both 0.2 inches (5.08 mm), contributing to its structural integrity and consistent performance.

Compatible Vehicles and Applications

This VVT sprocket is compatible with a range of Lexus and Toyota vehicles, including the Avalon, Camry, ES350, Highlander, IS350, RX350, Sienna, and Tacoma. It is specifically designed to replace the original equipment part in these models, ensuring proper fit and function within the engine’s valve timing system.

Common Issues Addressed by the VVT653 Sprocket

• Irregular or imprecise valve timing causing engine performance issues
• Wear or damage to the original crankshaft sprocket affecting timing accuracy
• Engine misfires or rough idling related to variable valve timing components
• Reduced fuel efficiency due to improper valve timing
• Check engine light triggered by VVT system faults

Installation Notes and Tips

Installation of the Standard Ignition VVT653 sprocket requires careful alignment using the three timing marks and the keyway notch to ensure correct positioning on the crankshaft. It is important to verify compatibility with the specific Lexus or Toyota model before installation. Since hardware is not included, retain original mounting components or source appropriate replacements. Professional installation is recommended to maintain engine timing accuracy and avoid potential damage.

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. While specific warranty details for the VVT653 sprocket may vary, Standard Ignition typically offers limited warranties covering defects in material and workmanship. Consult product documentation or authorized sources for exact warranty terms.