Supertech Toyota 4AGE 16V Single Valve Spring Kit

The SPRK-TC25S from Supertech uses a specific spring rate designed for the Toyota 4AGE 16V engine. This kit is built to handle the demands of higher RPM operation, making it a solid choice for anyone rebuilding or modifying their 4AGE engine for improved performance. The springs are made from high-tensile steel, chosen for its ability to withstand repeated compression cycles without losing its intended tension.

This single valve spring kit is a popular upgrade for tuners looking to optimize their engine's valvetrain. The material selection and manufacturing process aim for durability and consistent performance, ensuring the valves close reliably at higher engine speeds. When installing, it's important to ensure all components are clean and properly seated to achieve the best results and longevity for your engine build.