Fits:
KE7,KF7, KG4, KG7 1939-1953
Mark 10, 10A,15A,28,28A,28AD
Mark 20,15,KH7,WG7
Mark 20H
Mark 25,25E
Mark 30, 30E
Mark 40, KG9, KF9
Mark 5, KF5, KF3
Mark 50, 50E
Mark 6, 6A
Mark 7, KE4
Mercruiser