Dorman 918-879 Engine Variable Valve Timing (VVT) Sprocket - Intake

Overview of Dorman Engine Variable Valve Timing Sprocket

The Dorman 918-879 Engine Variable Valve Timing (VVT) Sprocket is designed for precise valve timing control in select BMW and Mini models. Crafted from durable steel with a silver finish, this standard replacement cam phaser ensures reliable performance and compatibility with your vehicle's engine system.

• Constructed from high-quality steel for strength and durability
• Silver color finish for corrosion resistance
• Includes steel bolt for secure attachment
• Diameter measures 4.08 inches for exact fitment
• Overall height and length of 1.44 inches for proper installation
• Standard replacement grade for dependable operation
• Package contains one cam phaser with bolt included

Detailed Product Description

The Dorman 918-879 VVT sprocket is engineered to maintain optimal valve timing in BMW 118i, 120i, and Mini Cooper models including Cooper Countryman and Cooper Paceman. Made from steel, this cam phaser offers the necessary strength to withstand engine stresses while the included steel bolt ensures a secure and precise attachment. The 4.08-inch diameter and 1.44-inch height and length dimensions are designed to match OEM specifications, providing a seamless replacement that supports engine efficiency and performance.

Compatible Vehicles and Applications

This engine variable valve timing sprocket is compatible with the following vehicles:

• BMW 118i
• BMW 120i
• Mini Cooper
• Mini Cooper Countryman
• Mini Cooper Paceman

Common Issues Addressed by This VVT Sprocket

• Irregular or noisy valve timing operation
• Engine performance loss due to faulty cam phaser
• Check engine light triggered by VVT system errors
• Reduced fuel efficiency linked to timing inconsistencies
• Engine hesitation or rough idling caused by timing component wear

Installation Notes and Tips

• Ensure engine is cool before beginning installation
• Use the included steel bolt to secure the sprocket firmly
• Verify alignment with manufacturer specifications during installation
• Consult vehicle service manual for torque specifications
• Inspect related timing components for wear during replacement

Quality Assurance and Warranty

Dorman 918-879 is manufactured to meet standard replacement quality requirements, providing reliable performance for your BMW or Mini vehicle. The product includes a warranty that covers defects in material and workmanship, ensuring confidence in your purchase and long-term durability.