The Walker Products Engine Variable Valve Timing (VVT) Sprocket (part number 595-1035) is a direct-fit replacement for 2005 Buick, Chevrolet, GMC, and Isuzu vehicles with 4.2L engines. Walker Products VVT Sprockets are OE Replacement components that restore camshaft timing control for optimized engine performance and efficiency.
Features:
- Durable Internal Mechanism:Â Built with hardened steel and high-quality seals to resist oil pressure, thermal cycling, and wear.
- Optimizes Valve Timing Control:Â Adjusts camshaft position for improved power, fuel economy, and emissions under varying engine loads.
- Restores Engine Performance:Â Helps resolve timing-related issues such as rough idle, loss of power, and fault codes caused by worn or failed sprockets.
- OE Replacement Precision:Â Matches original specifications for gear tooth profile, phasing response, and oil control integration.
- Exact OE Fit: Installs seamlessly with factory timing components—no modification or adaptation required.
Fits: 2005 Buick, Chevrolet, GMC, Isuzu, and Saab models including Rainier, Trailblazer, Trailblazer EXT, Envoy, Envoy XL, Envoy XUV, Ascender, and 9-7x — 4.2L engines.
Confirm the year, make, model, and engine against your vehicle before ordering. Full application data is shown in the fitment lookup on this page.
Interchanges With: Dorman 917-263, SMP VVT517, Cardone 7V-1004P, General Motors 12569502, Sorensen 35-1318
WARNING: This product can expose you to chemicals, including lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm.
