MerCruiser 42423 42423A1 Exhaust Elbow 3.7L 470 488 165hp 170hp 190hp 1983-1989 Water Pumps MerCruiser Marine / Fisher Corp

MerCruiser Marine / Fisher Corp / 70144 / 74000T / 805016A1 Spark Flame arrestor (However

Includes vent hose which may or may not be applicable to your application

Same as Sierra 18-2167 or Mercury 45-49139A1 or  45-49139F1 or GLM 11110

Measures just under 13

0L / 165hp 6cyl 4

MerCruiser 42423 42423A1 Exhaust Elbow 3.7L 470 488 165hp 170hp 190hp 1983-1989 Water Pumps MerCruiser Marine / Fisher CorpItem Details Typically found on MerCruiser 470 3. 7L & 3. 7LX 4cyl Models 1984 1989 (Possibly some 1983 models) that use this style of exhaust system as apposed to the one that had 2 halves but was joined together by bolts rather than a rubber boot. Overall Good condition Original Paint Parts Included 42423A1 Exhaust Elbow Assembly Upper (Stamped 42423) Applicable Models 165 (2 BBL.) MERCURY 224 I L4 1987 0B434941 THRU 0B774251 170 (2 BBL.) MERCURY