ATHENA, MOTOR GASKET KIT. 45" FLATHEADS (EXCL. OIL SEALS)

2-3/4" bore. With 0.5mm (.020") copper cylinder head gaskets and 0.5mm (.020") reinforced fiber cylinder base gaskets. Complete with all gaskets, O-rings and primary gaskets as required for an engine overhaul. Does not include oil seals. Complete as shown. OEM replacement reference 17026-40 (53-40)

Fits: > 40-73 45" Flatheads, 750cc W/WL/G/GE models (N