This Melling VCTA-1007H OE-quality steel camshaft sprocket actuator attaches to the cam phaser on your GM engine to increase or decrease engine timing for more power or better fuel efficiency, depending on engine load. Each variable valve timing sprocket has an anti-rust coating and is precision-engineered to ensure a proper fit and worry-free operation.

Features:

• Standard Grade
• Body Diameter: 3.588 in.
• Inside Diameter: 1.550 in.
• Outside Diameter: 5.354 in.
• Width: 1.754 in.
• Tooth Quantity: 44
• Wiring Harness Not Included

Note: If wanting to keep your VVT (variable valve timing) and you are upgrading your camshaft, please speak with a JEGS technician to see if a Camshaft Phaser Limiter is required.