Proform 66764 - Professional Heavy-Duty Valve Spring Compressor

Features: • Heavy Duty Professional Model • Manual Clamp Style • Dual Pin Adjustable 12" Arm • Reinforced Box Steel Gussets • Spring Cup Inserts • Designed for Use While Head Is Off Engine Block • Silver Powdercoat Finish • PROFORM Parts Brand Product This adjustable heavy-duty spring compressor, designed for the cylinder head expert is loaded with new premium features: reinforced compression-hold handle, reinforced adjustable arm with dual locking pins, box steel reinforced gussets; and aluminum spring cup inserts for better alignment. Max valve length is 13" when compressor is opened all the way. The length to the center of the adjustable arm with cup is 6.5".