Standard Ignition VVT686 Engine Variable Valve Timing (VVT) Sprocket - Intake (Left)

Overview of Standard Ignition VVT686 Engine Variable Valve Timing Sprocket

The Standard Ignition VVT686 is a precision-engineered engine variable valve timing (VVT) sprocket designed specifically for Toyota 86 models. Manufactured from durable metal, this crankshaft gear ensures reliable performance and accurate timing for your vehicle's valve train system.

• Engine variable valve timing sprocket for Toyota 86
• Constructed from high-quality metal gear material
• Crankshaft gear type with 36 teeth and 5 timing marks
• Inside diameter of 1.77 inches (44.958 mm) with keyway notch
• Single mounting hole and single gear row design
• Thickness of 0.16 inches (4.064 mm) and tooth width of 0.16 inches (4.064 mm)
• Hardware not included

Detailed Product Description

The Standard Ignition VVT686 sprocket is engineered to maintain precise valve timing in Toyota 86 engines equipped with variable valve timing technology. This crankshaft gear features a metal construction that provides durability and resistance to wear under high engine stress. The sprocket includes 36 teeth and 5 timing marks, facilitating accurate alignment during installation and operation. Its inside diameter measures 1.77 inches (44.958 mm), and it incorporates a keyway notch to ensure secure fitment on the crankshaft. The sprocket’s thickness and tooth width are both 0.16 inches (4.064 mm), designed to match OEM specifications for optimal performance.

Common Applications and Issues Addressed

• Restores proper variable valve timing function in Toyota 86 engines
• Replaces worn or damaged crankshaft sprockets causing timing errors
• Eliminates engine performance issues related to valve timing misalignment
• Prevents potential engine damage from faulty VVT components
• Supports smooth engine operation and fuel efficiency

Installation Notes and Tips

Installation of the Standard Ignition VVT686 sprocket requires careful alignment of the timing marks to ensure correct valve timing. The keyway notch must be properly seated on the crankshaft to prevent slippage. Since hardware is not included, use existing or OEM fasteners to secure the sprocket. It is recommended to consult the Toyota 86 service manual for torque specifications and detailed installation procedures. Professional installation is advised to maintain engine integrity.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards, ensuring reliable fit and function. The VVT686 sprocket undergoes rigorous quality control to guarantee durability and performance in demanding engine environments. While specific warranty details may vary, Standard Ignition typically offers coverage against defects in material and workmanship. Refer to the product documentation or manufacturer for exact warranty terms.