Digital Mini Valve Sprng Tester & Measuring Mic

The Digital Mini Valve Spring Tester & Measuring Mic from PROFORM is an essential precision tool for any serious engine builder, machine shop, or performance mechanic working on head assembly and valve train validation. Accurate valve spring pressure measurement is crucial for ensuring proper valve seating, preventing float at high RPM, and maintaining reliable engine operation.

This compact digital tester eliminates guesswork and manual measurement errors that can compromise engine longevity and performance. The digital readout design provides instant, repeatable measurements without reliance on mechanical gauges or subjective interpretation, making it invaluable for quality control during engine assembly and disassembly work.

Professionals rebuilding cylinder heads or troubleshooting valve train noise and misfire issues will find this tool indispensable for confirming that springs meet OEM or performance specifications. Its compact 5.5" x 5.3" footprint and lightweight construction at 1.33 lbs make it portable enough for on-the-bench use or in-vehicle diagnostics.