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This sale is for one used Mercruiser Alpha Lower Exhaust Elbow Pipe.
The Mercury part number is 42421A5.
The casting number is 42420.
This lower exhaust pipe is in great condition with no cracks. There may be some minor surface scratches from normal wear.
We have more than one in stock so you might not get the one in the picture. The one we send will be in the same general condition.
This Mercruiser stern drive exhaust pipe fits many 2.5, 3.0 and 3.7L models from 1982 to 1997 including:
120 GM 153 I/L4 1983-1986 6229718 THRU 0B531853 (MERCRUISER)
140 GM 181 I/L4 1982-1986 6229718 THRU 0B450800 (MERCRUISER)
165 (2 BBL.) MERCURY 224 I/L4 1987 0B434941 THRU 0B774251 (MERCRUISER)
170 (2 BBL.) MERCURY 224 I/L4 1985-1986 6916779 THRU 0B434940 (MERCRUISER)
180 (4 BBL.) MERCURY 224 I/L4 1987 0B436391 THRU 0B775248 (MERCRUISER)
190 (4 BBL.) MERCURY 224 I/L4 1985-1986 6916779 THRU 0B436390 (MERCRUISER)
2.5L GM 153 I/L4 1987-1989 0B531854 THRU 0C856558 (MERCRUISER)
3.0L GM 181 I/L4 0L097000 THRU 0W301999 (MERCRUISER)
3.0L GM 181 I/L4 0W302000 THRU 1A0019999 (MERCRUISER)
3.0L GM 181 I/L4 1 1998 0L010042 THRU 0L096999 (MERCRUISER)
3.0L GM 181 I/L4 1987-1989 0B450801 THRU 0C856558 (MERCRUISER)
3.0L GM 181 I/L4 1990-1994 0C856559 THRU 0F353099 (MERCRUISER)
3.0L GM 181 I/L4 1A002000 THRU 1A020543 (MERCRUISER)
3.0L GM 181 I/L4 1A020544 & Up (MERCRUISER)
3.0L MPI EC 1A072812 & Up (MERCRUISER)
3.0LX GM 181 I/L4 1990-1995 0C856559 THRU 0F603999 (MERCRUISER)
3.0LX GM 181 I/L4 1996-1997 0F604000 THRU 0K999999 (MERCRUISER)
3.7L (2 BBL.) MERCURY 224 I/L4 1988-1989 0B774252 & Up (MERCRUISER)
3.7LX (4 BBL.) MERCURY 224 I/L4 1988-1989 0B775249 & Up (MERCRUISER)
470 (2 BBL.) MERCURY 224 I/L4 1983-1984 6218037 THRU 6916778 (MERCRUISER)
488 (4 BBL.) MERCURY 224 I/L4 1983-1984 6170297 THRU 6916778 (MERCRUISER)
adam-Jess-Theresa-T473C
The Mercury part number is 42421A5.
The casting number is 42420.
This lower exhaust pipe is in great condition with no cracks. There may be some minor surface scratches from normal wear.
We have more than one in stock so you might not get the one in the picture. The one we send will be in the same general condition.
This Mercruiser stern drive exhaust pipe fits many 2.5, 3.0 and 3.7L models from 1982 to 1997 including:
120 GM 153 I/L4 1983-1986 6229718 THRU 0B531853 (MERCRUISER)
140 GM 181 I/L4 1982-1986 6229718 THRU 0B450800 (MERCRUISER)
165 (2 BBL.) MERCURY 224 I/L4 1987 0B434941 THRU 0B774251 (MERCRUISER)
170 (2 BBL.) MERCURY 224 I/L4 1985-1986 6916779 THRU 0B434940 (MERCRUISER)
180 (4 BBL.) MERCURY 224 I/L4 1987 0B436391 THRU 0B775248 (MERCRUISER)
190 (4 BBL.) MERCURY 224 I/L4 1985-1986 6916779 THRU 0B436390 (MERCRUISER)
2.5L GM 153 I/L4 1987-1989 0B531854 THRU 0C856558 (MERCRUISER)
3.0L GM 181 I/L4 0L097000 THRU 0W301999 (MERCRUISER)
3.0L GM 181 I/L4 0W302000 THRU 1A0019999 (MERCRUISER)
3.0L GM 181 I/L4 1 1998 0L010042 THRU 0L096999 (MERCRUISER)
3.0L GM 181 I/L4 1987-1989 0B450801 THRU 0C856558 (MERCRUISER)
3.0L GM 181 I/L4 1990-1994 0C856559 THRU 0F353099 (MERCRUISER)
3.0L GM 181 I/L4 1A002000 THRU 1A020543 (MERCRUISER)
3.0L GM 181 I/L4 1A020544 & Up (MERCRUISER)
3.0L MPI EC 1A072812 & Up (MERCRUISER)
3.0LX GM 181 I/L4 1990-1995 0C856559 THRU 0F603999 (MERCRUISER)
3.0LX GM 181 I/L4 1996-1997 0F604000 THRU 0K999999 (MERCRUISER)
3.7L (2 BBL.) MERCURY 224 I/L4 1988-1989 0B774252 & Up (MERCRUISER)
3.7LX (4 BBL.) MERCURY 224 I/L4 1988-1989 0B775249 & Up (MERCRUISER)
470 (2 BBL.) MERCURY 224 I/L4 1983-1984 6218037 THRU 6916778 (MERCRUISER)
488 (4 BBL.) MERCURY 224 I/L4 1983-1984 6170297 THRU 6916778 (MERCRUISER)
Please check the part numbers for your fitment needs. If you are unsure whether this part fits your model, please contact us with your serial number and we can help determine if it is right for your engine. Thanks for looking!!!
Thank you for shopping at our store!!
Our store offers the most used Stern Drive & Outboard parts in Wisconsin.
adam-Jess-Theresa-T473C
- Brand: Mercury
- Size: 2.5L, 3.0L, 3.7L
- Color: Black
- Condition: Used
- Notes: Used fresh water part
- SKU: GB510764027
- Year: 1982-1997
- MPN: 42421A5
- warehouse: T473C
- Casting Number: 42420
