Walker Products 590-1177 Engine Variable Valve Timing (VVT) Solenoid

Walker Products 590-1177 Engine Variable Valve Timing (VVT) Solenoid. Walker Products 590-1177 Engine Variable Valve Timing (VVT) Solenoid. Walker Products Engine Variable Valve Timing (VVT) Solenoids are OE Replacement components designed to restore dynamic camshaft control in modern engine platforms. The VVT solenoid controls the flow of pressurized oil to the cam phaser or VVT sprocket, adjusting valve timing based on real-time driving conditions. This system improves fuel efficiency, throttle response, and emissions by altering valve opening angles under various engine loads and speeds. Over time, solenoids can become clogged, stick open or closed, or fail electrically—triggering fault codes (e.g., P0010–P0014, P0020–P0024), rough idle, hesitation, or reduced power. Walker VVT Solenoids are engineered to meet or exceed OE specifications for electrical response, oil flow control, and pressure regulation. Each unit is manufactured with heat-resistant plastic housings, precision-machined internal valves, and oil-sealed connectors to ensure long-term reliability under constant engine operation. Designed for an exact OE fit, Walker VVT Solenoids install quickly using factory wiring and hardware. Whether resolving a timing-related drivability issue or performing routine maintenance, these solenoids help restore factory-level performance, improve combustion efficiency, and support emissions system compliance.

• Walker Products 590-1177 Engine Variable Valve Timing (VVT) Solenoid
• Exact OE Fit: Installs using factory connectors and mounting points with 100% fit—no modification required
• Connector Color: Black
• Connector Shape: Oblong
• Terminal Gender: Male
• Connector Gender: Female
• Housing Material: Metal
• Brand: Walker Products
• Manufacturer Part Number: 590-1177
• Part Type: Engine Variable Valve Timing (VVT) Solenoid