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255-TRS 1973-1974 3377316 THRU 4203749
Price reflects this condition
MerCruiser 806235A1 Thermostat Housing (Standard Cooling)
0625" Length
255hp MIE GM 350 V-8 1979-1980 5195909 THRU 5907057
MerCruiser Mercury 47-89984T4 47-30221 47-65960 Impeller 18-3017 Alpha One Flame Arrestor 255-TRS 1973-1974 3377316 THRU 4203749Part Number(s) Included Sierra 18 3017 Impeller Replaces MerCruiser Mercury Mariner 47 30221 > 47 65960 > 47 85460 > 47 89984 47 89984T3 > 47 89984T4 Impeller Replaces Chrysler 47 803631T > 47 F694065 Applications This is probably the most common impeller that was used by MerCruiser Alpha One Sterndrives Larger Mercury & Mariner Outboards. If you are unsure, please check your parts diagram to confirm the part number. Other Information Please double