Melling 46697-16 Features:

Street to circle track, OEM to drag race performance, Melling valve springs cover the market and your requirements. Standard, mid-range, heavy-duty and race ready applications are available from Melling in a variety of wire sizes, materials and spring pressures. Melling spring designs include standard and dual springs with and without dampers as well as new beehive applications. Whatever your valve/rocker spring needs may be Melling has a variety of quality valve springs to fit your requirements.

• High-Tensile Alloy Construction – Delivers superior strength and fatigue resistance for high-RPM, high-lift performance application
• Optimized Spring Pressure and Coil Bind Clearance – Engineered for aggressive cam profiles while maintaining valve control and preventing float
• Heat-Treated and Shot-Peened for Durability – Enhances spring life and stability under extreme thermal and mechanical stress
• Precision-Wound to Tight Tolerances – Ensures consistent performance and drop-in compatibility for a wide range of performance engine builds
• Coil Bind Height: 1.07 in.
• Grade Type: Performance
• Inside Diameter: 0.67 in.
• Installed Height: 1.8 in.
• Installed Pressure: 151 psi
• Open Pressure: 417 psi
• Outside Diameter: 1.305 in.
• Spring Open Height: 1.15 in.
• Spring Type: Dual Spring