S&S sylinterin tiivistesarja, sisältää kannentiivisteet, o renkaat sylinterin alapäähän sekä pienet o renkaat.
3-7/8″ poraukselle 95″ ja 103″ moottoriin
Kit to service one engine. Includes two .036″ BLUE PTFE head gaskets with armour and two cylinder base o-rings. Fits early 88″ Twin Cam models that were bored to 95″ capacity (3-7/8″ big bore). Standard replacement size for 103″ Twin Cam models which also have 3-7/8″ bore



