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MerCruiser 42421A5 470 3.7L 120hp 140hp Exhaust Elbow Lower Tube Pipe 1983-1989

MerCruiser 42421A5 470 3.7L 120hp 140hp Exhaust Elbow Lower Tube Pipe 1983-1989
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MerCruiser 42421A5 470 3.7L 120hp 140hp Exhaust Elbow Lower Tube Pipe 1983-1989 MerCruiser 42421A5 470 3.7L 120hp 140hp Exhaust Elbow Lower Tube Pipe 1983-1989 MerCruiser 42421A5 470 3.7L 120hp 140hp Exhaust Elbow Lower Tube Pipe 1983-1989 MerCruiser 42421A5 470 3.7L 120hp 140hp Exhaust Elbow Lower Tube Pipe 1983-1989 MerCruiser 42421A5 470 3.7L 120hp 140hp Exhaust Elbow Lower Tube Pipe 1983-1989 MerCruiser 42421A5 470 3.7L 120hp 140hp Exhaust Elbow Lower Tube Pipe 1983-1989 MerCruiser 42421A5 470 3.7L 120hp 140hp Exhaust Elbow Lower Tube Pipe 1983-1989
$ 60.00
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Item 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, The shutter flaps are missing on this
  • Parts Included
    • 42421A5 Exhaust Elbow Assembly- Lower (Also Found on MerCruiser 120hp / 140hp Models 1982-1989)
      • Stamped 42420

Applicable Models

  • 120hp / 140hp MerCruiser 4cyl models 1982-1989 that use the style of exhaust piece that was connected via rubber Hose boots and not screws.
  • 165 (2 BBL.) MERCURY 224 I/L4 1987 0B434941 THRU 0B774251 
  • 170 (2 BBL.) MERCURY 224 I/L4 1985-1986 6916779 THRU 0B434940 
  • 180 (4 BBL.) MERCURY 224 I/L4 1987 0B436391 THRU 0B775248 
  • 190 (4 BBL.) MERCURY 224 I/L4 1985-1986 6916779 THRU 0B436390 
  • 3.7L (2 BBL.) MERCURY 224 I/L4 1988-1989 0B774252 & Up 
  • 3.7LX (4 BBL.) MERCURY 224 I/L4 1988-1989 0B775249 & Up 
  • 470 (2 BBL.) MERCURY 224 I/L4 1983-1984 6218037 THRU 6916778
  • 488 (4 BBL.) MERCURY 224 I/L4 1983-1984 6170297 THRU 6916778

MerCruiser Stern Drive Alpha One 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999


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