Mercury Outboard
Models 1970-73
4
2771622 thru 3764824
1970-73
Merc 75
7.5
2810637 thru 3801457
9.8
2798057 thru 3795657
20
2827677 thru 3755884
40
2874704 thru 3336257
1970-71
50
2736807 thru 3816307
Merc 650
65
2803562 thru 3293183
80
2783253 thru 3493912
1970-72
115
2836019 thru 3761034
135
2839369 thru3293233
3336258 thru 3859434
1972-73
3293184 thru 3807832
Merc 1400
140
3293234 thru 3502805
1972
20+
Serial numbers not available.
1973
85
3493913 thru 3865694
150
3502806 thru 3752619