Converts Shovelheads to Evolution style hydraulic lifters
Compatible with any Panhead or Shovelhead cam
Does not require Evolution cams
Lifters have the proper .856 roller diameter with a big axle and full complement needle bearings, replacing the Evolution size roller (.994) which changes cam timing
Kit has the following items: (2) billet aluminum polished or black tappets blocks, (4) hydraulic lifters with proper size rollers, (4) double adjuster pushrods
Stainless steel hardware and all necessary gaskets
Made in USA