• Catalog
• Instructions & Tech Articles
• Dyno Build-ups & Tests
• Customer Rides
• Dealer Locator
• Customer Service

Find Your Part: Search OR

Return to Parts List Category : N- Tools & Books PFM 66902 HEIGHT MICROMETER, VALVE SPRING $72.99 These Proform valve spring height micrometers are inserted over the valve, between the spring seat and retainer, as if they were springs. Their threaded members allow for a quick, accurate measurement of critical valve spring heights. Micrometer Range (in): 1.600-2.100 Micrometer Increments: 0.005 in. Maximum Valve Spring Retainer Diameter (in): 1.500 Micrometer Material: Aluminum Micrometer Finish: Black