Dorman 916-959 Engine Variable Valve Timing (VVT) Oil Control Valve - Exhaust or Intake

Overview of Dorman 916-959 VVT Oil Control Valve

The Dorman 916-959 Engine Variable Valve Timing (VVT) Oil Control Valve is designed for precise control of oil flow in BMW engines. This metal valve is engineered to meet the demands of various BMW models, ensuring reliable performance in the valve train system.

• Constructed from durable metal for long-lasting use
• Measures 3.18 inches in length for exact fitment
• Features 12 ports for efficient oil flow control
• Fine thread type with 0.54-inch diameter for secure installation
• Includes one VVT solenoid per package

Detailed Product Description

The Dorman 916-959 VVT Oil Control Valve is a critical component in the engine variable valve timing system, responsible for regulating oil flow to optimize valve timing. Made from metal, this valve offers durability and resistance to engine heat and pressure. Its 3.18-inch length and fine-threaded end with a 0.54-inch diameter ensure compatibility and secure mounting within the valve train assembly. The valve’s 12 ports facilitate precise oil distribution, which is essential for maintaining engine efficiency and performance.

Compatible BMW Models and Applications

This VVT oil control valve is compatible with a range of BMW vehicles, including the 220i, 228i, 320i, 328i, 420i, 428i, 528i, X1, X3, X4, X5, and Z4 models. It supports both standard and xDrive variants, as well as Gran Coupe versions where applicable. The part number 916-959 ensures you receive the correct valve for your specific BMW engine configuration.

Common Issues Addressed by the Dorman 916-959 VVT Valve

• Irregular engine performance due to faulty variable valve timing
• Check engine light triggered by VVT system errors
• Reduced fuel efficiency caused by improper valve timing
• Engine rough idling or stalling related to oil control valve failure
• Increased emissions from inconsistent valve operation

Installation Notes and Tips

Installation of the Dorman 916-959 VVT Oil Control Valve requires careful handling to avoid damage to the fine threads and ports. Ensure the engine is cool before beginning installation. Although this valve does not include a gasket or seal, verify that the existing seals are in good condition or replace them as needed to prevent oil leaks. Proper torque specifications should be followed to secure the valve without over-tightening.

Quality Assurance and Warranty

Dorman manufactures this VVT oil control valve to meet or exceed OEM standards for fit, form, and function. The metal construction supports durability under typical engine operating conditions. While specific warranty details are not provided here, Dorman products generally come with a limited warranty covering defects in material and workmanship. Consult the product packaging or Dorman’s official resources for exact warranty terms.