Spring Height Micrometer 

For 1.400 In. to 1.800 In. Valve Springs
Fits Most 4/6 Cylinder Engines
Features:
  • Model for 1.400 In. to 1.800 In. Valve Springs
  • Fits Most 4 and 6 Cylinder Engines
  • Reads in 0.005 In. Increments
  • Maximum Retainer Size of 1.500 In
  • High-Quality Aluminum Material
  • Natural Finish
  • Sold Each
PART# 66903
Dealer Locator

Measure installed valve spring height conveniently and accurately. Simply install the height micrometer instead of a valve spring, and then rotate the clearly engraved dial to expand the tool to seat the valve, locks and retainer. Fits most 4 and 6 cylinder engines.

  • Measure installed valve spring height conveniently and accurately.
  • Simply install the height micrometer instead of a valve spring, and then rotate the clearly engraved dial to expand the tool to seat the valve, locks and retainer.
  • Fits most 4 and 6 cylinder engines.
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