Product Features :

• Keep Hands Clear of Fan, Belts and Pulleys Since Slight Crankshaft Rotation Will Occur
• Features a Removable Handle Allowing Use With 5/8" Socket or Wrench in Confined Areas and an Extra-Long Leg for More Applications
• For Best Results, Use With 901DD or 2992D Air Hold Fittings to Pressurize the Cylinder and Keep the Valves in Place During Removal of the Spring and Keepers
• Caution: Vehicle Must Be Placed in Park/Neutral Before Applying Air Pressure, Otherwise Vehicle May Move
• Compressor Easily Removes Valve Springs on Most Cars and Light Trucks
• Tool Can Be Used With the Cylinder Head on or Off the Engine