Mercruiser Lower Units & Uppers    Mercury Mercruiser

 Quality remanufactured Mercruiser Lower Units for sale.
US Boatworks – remanufacturing gear cases for 30 years.  Quality you can trust. Quick Shipping.

OEM# MERCRUISER  LOWERS              STK# Price
1623-815822A53 ALPHA ONE (1), GEN 2 (II) 1991-2010 BW1 $1,195 button2up
1623-8951A43 ALPHA ONE 1 (I) 1984-1990 BW2 $1,195 button2up
1623-8951A43 PRE ALPHA, 13 SPLINE BW3 $1,195 button2up
NLA BRAVO 1 (I) NO OIL HOLE BW5A $1,995 button2up
1656-8866A10 BRAVO 1 (I), OIL HOLE BW5B $1,995 button2up
1656-8866G04 BRAVO 3 (III), RATIO TO SUIT BW5C $2,495 button2up
 
OEM# MERCRUISER UPPERS STK# Price  
1547-9412A20 ALPHA 1 (I) 1.50 (20/22) 1984-90 BW6A $1,095 button2up
1547-861063A12 ALPHA 1 (I) GEN 2 (II) 1.50 (20/22) 1991-2010 BW6B $1,195 button2up
1547-9412A21 ALPHA 1 (I) 1.65 1984-90 BW7A $1,095 button2up
1547-861063A10 ALPHA 1 (I) GEN 2 (II), 1.65 1991-2010 BW7B $1,195 button2up
1547-9412A22 ALPHA 1 (I) 1.84 1984-90 BW8A $1,095 button2up
1547-861063A8 ALPHA 1 (I) GEN 2 (II) 1.84 (17/19) 1991-2010 BW8B $1,195 button2up
1547-9412A23 ALPHA 1 (I) 1.98 1984-90 BW9A $1,095 button2up
1547-861063A6 ALPHA 1 (I) GEN 2 (II) 1.98 1991-2010 BW9B $1,195 button2up
1547-9412A20 PRE ALPHA, 13 SPLINE 1.50 BW10 $ 995 button2up
1547-9412A21 PRE ALPHA, 13 SPLINE 1.65 BW11 $ 995 button2up
1547-9412A22 PRE ALPHA, 13 SPLINE 1.84 BW12 $ 995 button2up
1547-9412A23 PRE ALPHA, 13 SPLINE 1.98 BW13 $ 995 button2up
1589-863836A51 BRAVO 1 (I), 1991 – 2005 BW15 $2,695 button2up
1589-863836A51 BRAVO 2 (II) 1991 – 2005 BW15 $2,695 button2up
1589-863836A51 BRAVO 3 (III) 1991 – 2005 BW15 $2,695
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