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Mercury-Mercruiser 16-78438 STUD, POWERHEAD (6-3/4")
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Mercury-Mercruiser 16-78438 STUD, POWERHEAD (6-3/4")
Mercury-Mercruiser 16-78438 STUD has been superseded to a new part number.
The newest part number is 8M0034454
-click here- to see the newest superseded part
Please note the new superseded part is a functional replacement and may look different from the original part
Manufacturer part number:
78438
Manufacturer:
Mercury Marine
Shipping specs, pounds and inches
Weight:
0.19
Length:
6.78
Width:
0.50
Height:
0.50
$0.00
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MAGNUM II - 0C239553 THRU 0D081999
MAGNUM II - 0B242885 THRU 0C100860
MAGNUM II - 0C100861 THRU 0C239552
MAGNUM III - 0D082000 THRU 0G303045
V-135 - 0C239553 THRU 0D081999
V-135 - 0C100861 THRU 0C239552
V-135 - 0A904646 THRU 0C100860
V-135 - 0D082000 THRU 0G303045
V-150 - 0C239553 THRU 0D081999
V-150 - 0C100861 THRU 0C239552
V-150 - 0A904646 THRU 0C100860
V-150 - 0D082000 THRU 0G303045
V-150 - 4868998 THRU 0A904645
V-150 - 5600162 THRU 0A904645
V-150 (MAG/EFI) - 0D082000 THRU 0G303045
V-150 Magnum - 5600162 THRU 0A904645
V-150 Marathon - 5600162 THRU 0A904645
V-150 Work - 4868998 THRU 0A904645
V-1500 - 4868998 THRU 0A904645
V-1500 - 5600162 THRU 0A904645
V-150-XR-2 - 4868998 THRU 0A904645
V-150XRI (EFI) - 0D082000 THRU 0G303045
V-175 - 0C239553 THRU 0D081999
V-175 - 0D082000 THRU 0G303045
V-175 - 0C100861 THRU 0C239552
V-175 - 4301235 THRU 0C100860
V-175 - 8058870 & Up
V-175 (MAG/EFI) - 0D082000 THRU 0G303045
V-175 (MAG/EFI) - 0D000750 THRU 0D081999
V-175 (SKI) - 0D082000 THRU 0G303045
V-175 (SKI) - 0C239553 THRU 0D081999
V-175 (SKI) - 0C100861 THRU 0C239552
V-175XRI (EFI) - 0D082000 THRU 0G303045
V-175XRI (EFI) - 0D000750 THRU 0D081999
V-200 - 0D082000 THRU 0G303045
V-200 - 0C100861 THRU 0C291519
V-200 - 5624878 THRU 0C100860
V-200 (2.5L) 1991 ONLY - 0C291520 THRU 0D081999
V-200 (EFI) - 0C100861 THRU 0C999999
V-200 (MAG/EFI) - 0D082000 THRU 0G303045
V-200XRI (EFI) - 0D082000 THRU 0G303045
V-200XRI (EFI) - 0C291520 THRU 0D081999
V-220 - 0B117316 & Up
V-225 - 5628028 AND UP
XR-4 - 0C239553 THRU 0D081999
XR-4 - 0B242885 THRU 0C100860
XR-4 - 0C100861 THRU 0C239552
XR-6 - 0D082000 THRU 0G303045
150 EFI PRO MAX/SUPER MAG - 0D935000 THRU 0G610049
200 EFI PRO MAX/SUPER MAG - 0D935000 THRU 0G610079
225 EFI PRO MAX/SUPER MAG - 0D935638 THRU 0G610103
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
105 JET - 0D082000 THRU 0G303045
140 JET - 0D082000 THRU 0G303045
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