Engine Valve Spring Tester Mini Digital Style Vise or Arbor Use 0-700 LB Range Battery Not Included Proform Engine Water Pump Pulley Fits All 73-89 GM Applications

Fits All 73-89 GM Applications

tighten the knob to lock the inside measurement

Do not let a little tire pressure change affect you on race day

These black anodized billet aluminum vehicles scale ramps are so nice you will not even want to drive your vehicle on them

so you can see it while you're tuning

Engine Valve Spring Tester Mini Digital Style Vise or Arbor Use 0-700 LB Range Battery Not Included Proform Engine Water Pump Pulley Fits All 73-89 GM ApplicationsHere is the affordable, portable way to test springs. The hex design body is very versatile: use it in a vise or an arbor press. The device is designed to test valve spring pressure ranging from zero to 700 pounds with an indicating resolution of 2 pounds. Additional features include peak hold, backlit display screen, and automatic shut off. Sold individually. Product Details: Engine Valve Spring Tester Mini Digital Style For Vise or Arbor Use 0 700LB