For 1967-88 Mercury/Mariner 1-cyl, 3.9-4.5 Hp | 2-cyl, 6-40 Hp | 3-cyl, 65 Hp | 4-cyl, 45-65 Hp | 6-cyl, 70-150 Hp outboard carburetors.

also crosses with:
Sierra: 18-7006-1
GLM: 40435
Mallory: 9-37308