The Melling Valve Spring Kit for LS engines features a beehive-style design and delivers 130 lbs of seat pressure at an installed height of 1.800 inches. This kit is ideal for performance upgrades, particularly when paired with aftermarket camshafts that demand increased spring pressure. It supports up to 0.600 inches of valve lift and maintains 325 lbs of open pressure at 1.200 inches, with a coil bind height of 1.146 inches. The beehive configuration enhances valvetrain stability by reducing mass, which helps improve RPM capability and overall reliability. Made from high-quality steel and manufactured in the USA, this kit is compatible with a wide range of LS engines including LS1, LS2, LS3, and LS6, making it a reliable choice for enthusiasts looking to boost performance in high-horsepower builds.

Features 

Coil Bind Height: 29.0

Coil Bind Height: 1.141

Inside Diameter: 16.6

Inside Diameter: 22.6

Inside Diameter: 0.655

Inside Diameter: 0.890

Installed Height: 45.7

Installed Height: 1.800

Installed Pressure: 130.0

Open Pressure: 325.4

Outside Diameter: 26.1

Outside Diameter: 32.1

Outside Diameter: 1.029

Outside Diameter: 1.264

Spring Open Height: 30.5

Spring Open Height: 1.200

Spring Type: Single Beehive Spring

Title: Engine Valve Spring Kit