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2010+ Camaro SS LS3 / L99 Parts & Accessories - Engine Components

Comp Cams "918" Stock-Diameter Replacement Springs


Beehive Shape Ovate Wire Springs

The 26918 Valve Springs are specifically designed for the LS1 Chevrolet cylinder head and can be used as stock replacements or in performance applications all the way up to 0.600” lift and at engine speeds to 7500 RPM. Engineered to fit stock heads with no machining, utilizing the stock valve seat and spring retainer. This valve spring can also be used in all applications with the specifications list-ed.

  • Installed Load: 125 lbs @ 1.800"
  • Open Load: 348 lbs @ 1.200"
  • Spring Rate: 372 lbs/in
  • Coil Bind Height: 1.110"
  • Outside Diameter: 1.290"/1.060”
  • Inside Diameter: .885"/.656”
  • Retainer: TI 772/Steel 774
  • Part # 26918-16
  • Description GM LS1 Spring High Load Spring