Proform Valve Spring Height Mic Product images may differ from actual product appearance. Measures installed valve spring height on V8 engines. 1.600'' - 2.100'' range.

778-66902

Valve Spring Height Micrometer Range: 1.600'' - 2.100'' More info on Proform 66902

$49.99 Ships

778-66903

Valve Spring Height Micrometer Tall Range 1.400" - 1.800" More info on Proform 66903

$49.99 Ships 02/21/12

778-67390

Valve Spring Height Micrometer for Beehive Springs Range: 1.600'' - 2.100'' More info on Proform 67390

$49.99 Ships