Supertech SPR-H1021D-16 Dual Valve Spring - 30/21.80mm-21.8/16.2mm - 22mm CB - Rate 13.2lbs/mm - Set of 16

Enhance your engine's performance with the Supertech SPR-H1021D-16 Dual Valve Spring Set. Designed for high-performance applications, these dual valve springs offer superior durability and stability under extreme conditions. With a spring outer diameter of 30mm and an inner diameter of 21.80mm, these springs ensure optimal pressure and reliability for your engine's valvetrain.

The Supertech SPR-H1021D-16 springs feature a 22mm coil bind height and a spring rate of 13.2 lbs/mm, providing the perfect balance between stiffness and flexibility. This set of 16 springs is precisely engineered to deliver consistent performance, making them an ideal choice for racing enthusiasts and professional mechanics alike.

These Supertech dual valve springs are designed for specific engine models. Please ensure compatibility with your vehicle before purchasing. Below is a list of fitment information:

• Engine Type: High-performance applications
• Outer Diameter: 30mm
• Inner Diameter: 21.80mm
• Coil Bind Height: 22mm
• Spring Rate: 13.2 lbs/mm
• Quantity: Set of 16

Upgrade your engine with the Supertech SPR-H1021D-16 Dual Valve Spring Set and experience enhanced performance and reliability.