Fully assembled Panhead style cylinder head set. Great to breathe life into a tired Panhead or to build a new custom Panhead engine. Comes with Panhead exhaust and larger Shovelhead intake valves for improved breathing. All valve guides are cast iron for best longevity; valves are nitrated and valve seals are used on all valves. Complete with springs and collars that allow a maximum valve lift of.425". The aluminium casting are OEM style with stock O-ring type manifold intake and stock exhaust ports. Max lift is.425". - Assembled heads - Cast iron valve guides - Nitrated valves - Valve seals on all guides - Maximum valve lift.425" - Panhead intake valves - Shovel exhaust valves - 75-up Shovel long reach style spark plugs - Used with OEM style Panhead headers - For O-ring style manifold
