Melling 461208-16 High Performance Dual Valve Spring for GM LS Engines - Set

The Melling 461208-16 is a complete high-performance dual valve spring set designed specifically for GM Gen III and Gen IV LS engines, including 4.8L, 5.3L, 5.7L, 6.0L, and 6.2L applications. This kit provides superior valvetrain control for performance builds ranging from mild street to aggressive racing applications.

Key Specifications:

• Spring Type: Dual valve spring construction for enhanced stability
• Installed Load: 160 lbs at 1.800 inch installed height
• Open Load: 482 lbs at 1.100 inch open height
• Outside Diameter: 1.350 inches
• Inside Diameter: 0.704 inches
• Coil Bind Height: 1.045 inches
• Spring Rate: 460 lbs/inch
• Maximum Lift: 0.700 inches
• Material: Chrome silicon alloy steel

Performance Benefits:

• Dual-spring design enhances engine stability under high-RPM conditions
• Optimized for aggressive camshaft profiles and performance builds
• Reduces risk of valve float at elevated RPM
• Corrosion-resistant construction for long-term durability
• Ideal for street/strip and high-horsepower applications

When used as part of the complete Melling VSK461208 valve spring kit, these springs are paired with compatible retainers (475264), valve locks (VL-760), and valve seals (440034) for a comprehensive valvetrain solution. This spring set is engineered to work with performance camshafts while maintaining reliable valvetrain operation across a wide RPM range.