MerCruiser 85784A1 MerCarb 3" Flame Arrestor 165hp 170hp 3.7L 4cyl 1985-1989 Thermostat Housing Parts a small clamp bracket &

a small clamp bracket & screw)

5/8" inside hole diameter

Various Engine Applications 1981-1995 You could always replace the sticker

1977 1978 1979 1980 1981 1982 1983 1984 1985 1986

around 20' long

MerCruiser 85784A1 MerCarb 3" Flame Arrestor 165hp 170hp 3.7L 4cyl 1985-1989 Thermostat Housing Parts a small clamp bracket &Item Details Roughly 3" opening for MerCarb Carburetors Stamped 85784 But functionally equivalent to those stamped 571517AA (which I have seen before and they use multiple illustrations in the parts diagrams) Zenith A175 65 Overall Good condition USCG Approved Part Numbers Included 85784 85784A1 Flame Arrestor Includes vent Hose 32 93315 12 for a 4cyl 224CID 3. 7L 2BBL applications 165hp (2BBL MerCarb) 1987 170hp (2BBL MerCarb) 1985 1986 3. 7L (2BBL