COMP Cams Valve Spring Height Micrometers check installed height quickly and accurately. They install just as a valve spring and then expand to fully seat the lock and retainer to get a proper height measurement. Available to measure several height ranges.

Product Features:

• Measures 1.600"-2.200" installed height
• Quickest, easiest, most accurate way to measure valve spring installed height
• Install just like a spring, then is expanded until it fully seats valve, locks and retainer.
• Simulated installation allows ultra precise readings
• Tool is read like a micrometer and is accurate to .001"