Thermostat 160 Deg. for MerCruiser 3.7L, 4-cyl, 165-190 GM & MIE engines. 160°F

OEM: Mercury Replaces: Mercury 99155T2 | 99155A1

For 1983-89 3.7L, 4-cyl, 165-190 GM & MIE engines. 160°F

also crosses with: Sierra: 18-3555 GLM: 13040 Mallory: 9-43016, 9-43001