Standard is the premier professional engine management brand in the automotive aftermarket today. Standard leads the way in advanced automotive technology with more than 40，000 products for complete vehicle coverage. Standard Ignition engine variable valve timing (vvt) sprocket's built a reputation in the automotive industry for quality and craftmanship. We manufacture engine variable valve timing (vvt) sprocket's for virtually every automobile on the road today. Standard Ignition engine variable valve timing (vvt) sprocket's are available for on and off road use and are designed for all weather conditions.

Direct-fit OE replacement effectively restores and maximizes engine horsepower and torque curves while reducing emissions and improving vehicle efficiency

Precision-machined to ensure accurate variable valve timing， correct rough idle， and restore drivability

OE-matching sprocket tooth profiles result in quiet operation

Extensively designed to lower leakage and lash， which improves performance and leads to noise-free operation

Undergoes 100% end-of-line testing to meet or exceed OE performance

Included OE-style installation bolt leads to ease of installation， where applicable

With more than 200 part numbers and counting， our line of VVT components supplies the aftermarket-leading coverage that todays service professionals demand