Dorman 918-706 Engine Variable Valve Timing (VVT) Sprocket

Engine VVT Sprocket Overview

Dorman 918-706 is an engine variable valve timing sprocket built to replace a worn factory unit and restore proper engine operation. It is engineered to install and perform like the original, with fitment for select Chevrolet, Cadillac, and GMC applications.

Key Features

• Metal construction for durable valve train service.
• Bolt-on attachment for straightforward replacement.
• Direct-fit style replacement for the original VVT sprocket.
• Gray finish with regular item grade.
• Part number 918-706 for accurate ordering and catalog lookup.

Detailed Description

This engine variable valve timing sprocket helps maintain the timing control needed for smooth running and consistent performance. Dorman 918-706 is designed as an OE-style replacement for select Chevrolet Camaro, Chevrolet Corvette, Chevrolet Silverado 1500, Chevrolet Silverado 2500, Cadillac Escalade, Cadillac Escalade ESV, Chevrolet Suburban, Chevrolet Tahoe, GMC Yukon, GMC Yukon XL, Chevrolet Cheyenne, GMC Sierra, GMC Sierra 1500, Chevrolet Silverado 1500 LD, and GMC Sierra 1500 Limited applications. The metal construction, bolt-on attachment, and original-style dimensions support a direct replacement approach for service work on the valve train.

This part cross-references Standard Ignition VVT630 and other equivalent numbers for the same application.

What It Is Used For

• Replacing a worn VVT sprocket that can affect engine timing control.
• Restoring lost performance caused by valve timing wear.
• Addressing rough or inconsistent engine operation linked to timing component wear.
• Supporting clean-running engine operation after sprocket failure.

Installation Notes and Tips

Verify engine application by year, make, and model before installation. Confirm the original part number and compare the sprocket dimensions, including inside diameter, outside diameter, and overall length, to the removed component. Because this is a bolt-on design, installation follows the original mounting style, but proper timing procedures and service information should be used during replacement.

Quality Assurance

Dorman designs this sprocket to install and perform like the original component, with OE-style replacement intent for service reliability.