For 1979 & later Johnson/Evinrude 1-cyl, 1.2-2.0 Hp | 2-cyl, 3-60 Hp | 3-cyl, 35-75 Hp | V4, 65-140 Hp | V6, 150-235 Hp | V8, 275-300 Hp outboard gearcases.

also crosses with:
Sierra: 18-2387
GLM: 22420
Mallory: 9-72655