Operation CHARM: Car repair manuals for everyone.

Valve Spring

Valve springs 4.3 mm turns
Compression pressure - loaded 83.0 N @ 29.27
Compression pressure - unloaded 350 N @ 39.53 mm
Free length (approximate) 52.4 mm
Installed spring height 39.53 mm
Valve springs assembled height 39.53 mm
Service limit, pressure lost @ specified height % 5 mm