For 1985 & later Johnson/Evinrude 1-cyl, 2-3.3 Hp | 2-cyl, 4-48 Hp | 3-cyl, 50-75 Hp | 4-cyl, 80-140 Hp | 6-cyl, 150-250 Hp | 8-cyl, 250-200 Hp outboards.

also crosses with:
Sierra: 18-5179
CDI: 183-3737, 183-2508
GLM: 72010
Mallory: 9-23107