54Z251W 55 / 14M 1806 AFX 55 00 300 55 23.5X72YD 55 AHV D BS 55 HP YEAR 1964 STARTER 55 HP YEAR 1965 STARTER 55 HP YEAR 1967 STARTER 55 HP YEAR 1968 STARTER 55 HP YEAR 1969 STARTER