Dorman 918-732 Engine Variable Valve Timing (VVT) Sprocket - Intake

Overview of Dorman 918-732 Engine Variable Valve Timing Sprocket

The Dorman 918-732 Engine Variable Valve Timing (VVT) Sprocket is designed for precise valve timing control in select Toyota and Scion models. Constructed from durable metal with a gray finish, this sprocket ensures reliable performance for your engine's variable valve timing system.

• Material: Metal construction for durability
• Color: Gray
• Inside Diameter: 1.05 inches
• Outside Diameter: 3.15 inches
• Overall Diameter: 3.56 inches
• Overall Length: 3.56 inches
• Overall Height: 1.5 inches
• Attachment Type: Bolt on (bolt not included)
• Connector Quantity: 0, no wiring harness included
• Item Grade: Regular
• Package Contents: 1 engine variable timing sprocket

Detailed Product Description

The Dorman 918-732 VVT sprocket is engineered to maintain accurate timing of the camshaft in Toyota and Scion engines, specifically compatible with models such as the Toyota Echo, Prius C, xA, xB, Yaris, and Scion counterparts. Its metal construction provides strength and resistance to wear, while the gray finish offers corrosion resistance. The sprocket features a bolt-on attachment type, allowing for straightforward installation, though bolts are not included. With precise dimensions including a 1.05-inch inside diameter and 3.15-inch outside diameter, this component fits securely within the engine's valve train system to optimize variable valve timing functionality.

Compatible Vehicles and Applications

This engine variable valve timing sprocket is compatible with the following makes and models:

• Toyota Echo
• Toyota Prius C
• Toyota xA
• Toyota xB
• Toyota Yaris
• Scion models corresponding to the above Toyota vehicles

Common Issues Addressed by the Dorman 918-732 VVT Sprocket

• Irregular or erratic engine timing causing rough idling
• Reduced engine performance due to faulty valve timing
• Check engine light triggered by VVT system errors
• Engine hesitation or stalling during acceleration
• Increased emissions from improper valve timing

Installation Notes and Tips

Installation of the Dorman 918-732 VVT sprocket requires removal of the existing sprocket and proper alignment with the camshaft. Since bolts are not included, ensure you have the correct hardware for secure attachment. It is recommended to follow the vehicle manufacturer’s torque specifications and timing procedures to maintain engine performance and avoid damage. Professional installation is advised if unfamiliar with variable valve timing systems.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 918-732 VVT sprocket undergoes quality inspections to ensure durability and reliable operation within the engine valve train. While specific warranty details are not provided here, Dorman typically offers limited warranties on their replacement parts. Consult product documentation or Dorman directly for warranty terms related to this part.