top end gasket kit. Panhead

3-7/16" bore. With 1mm (.040") reinforced graphite, with silicone bead and Firering, head gaskets and 0.75mm (.030") fiber reinforced cylinder base gaskets. Includes paper rocker pan gaskets and all other gaskets, seals and O-rings required for a top end rebuild. OEM replacement reference 17034-48 (55-48).