Valve Spring Installed Height

1985 Chevrolet Step Van P20, 6.2 J, StandardSECTION Valve Spring Installed Height

Measure installed height from spring seat (or top of shim), to top of spring shield. Installed height should be 1.687-1.750" (42.85-44.45 mm). If installed height exceeds specifications, install a .063" (1.60 mm) thick shim between spring seat and spring. Installed height should never be more than specified height.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.