48 S/N: 670-02640 AND BELOW M
48 S/N: 670-02641 THRU 002160 M
48 S/N: 670-34580 AND BELOW ML
48 S/N: 670-34581 THRU 311995 ML
55hp S/N: 663-004041 AND UP E
55hp S/N: 663-02730 AND BELOW M
55hp S/N: 663-315379 AND UP EL
55hp S/N: 663-36475 AND BELOW ML
60hp (2 CYL.) S/N: 675-001171 AND UP
60hp (2 CYL.) S/N: 675-304181 AND UP
60hp (2 CYL.) S/N: 6F0-000101 AND UP E
60hp (2 CYL.) S/N: 6F0-300311 AND UP EL
60hp (2 CYL.) S/N: E-675-00101 THRU E-675-001170
60hp (2 CYL.) S/N: EL-675-30101 THRU EL-675-304180
W-48 S/N: 670-002161 THRU 007190 M
W-48 S/N: 670-007191 AND UP M
W-48 S/N: 670-311996 THRU 334240 ML
W-48 S/N: 670-334241 AND UP ML
W-55 S/N: 663-578278 AND UP ML