For 1976-2010 Mercury/Mariner 2-cyl, 30-40 Hp | 3-cyl, 40-90 Hp | 4-cyl, 40-125 Hp | 6-cyl, 90-115 Hp | 2.5-3.0L V6, 115-300 Hp outboards.

also crosses with:
Sierra: 18-2016
GLM: 85010
Mallory: 9-76100