MERCRUISER
Cooling System
MANIFOLD/MANIFOLD GASKET APPLICATION
Manifold
Elbow
Manifold
End
End Cap
Stb (*)
Stb (*)
End
Block-Off
Manifold
Elbow
Cap
Water Port
Gasket
Model
Serial Number
Port (#)
Port (#)
Cap
Plate
Gasket
Gasket
Gasket
Gasket
Set
350
D505450 & up
*{9}
N/A
N/A
N/A
N/A
(Mag-Trn.Ski)
#
#
{9}
370 TRS-GM
4179554 & up
--
--
18-0885
18-2832
18-2832
370 TRS-GM
6721528 & up
N/A
N/A
18-28495
N/A
N/A
--
{9}
#
{9}
390-GM
2781129 - 2825059
--
--
N/A
18-0885
18-2832
18-2832
400 TRS-GM
4179554 & up
--
--
18-0885
18-2832
18-2832
420-GM
A398941 & up s
--
--
N/A
N/A
--
N/A
N/A
--
425-GM
A398941 & up s
--
--
N/A
N/A
--
N/A
N/A
--
440 TRS-GM
4179554 & up
--
--
18-0885
18-2832
18-2832
454-GM (Mag)
A631894 & up
N/A
N/A
N/A
N/A
{9}
#
{9}
454 Mag Bravo
B721206 & up
N/A
N/A
N/A
N/A
{9}
(GM)
#
{9}
454 Mag Bravo
D805069 & up
--
N/A
N/A
N/A
N/A
(Gen V)
#
460 TRS-GM
4179554 & up
--
--
18-0885
18-2832
18-2832
465
C849992 & up
--
--
N/A
N/A
--
N/A
N/A
--
470
4208730 - 5520114
--
--
N/A
--
18-2833
18-2832
18-2832
--
--
#
470
5520115 - 6218036
--
N/A
--
18-2833
18-2832
18-2832
--
500
C577254 & up
--
--
N/A
N/A
--
N/A
N/A
--
502 Mag Bravo
C878221 & up
N/A
N/A
N/A
N/A
{9}
(GM)
#
{9}
502 Mag Bravo
D824589 & up
--
N/A
N/A
N/A
N/A
(Gen V)
#
502 EFI
D840650 & up
--
N/A
N/A
N/A
N/A
#
525
D456000 & up
--
--
N/A
N/A
--
N/A
N/A
--
888-FORD
3108723 & up
18-2833
18-2832
18-2832
#
#
898/198-GM
4762210 - 6218461
18-2833
18-2832
18-2832
#
898-GM
6218462 & up
*{9}
N/A
N/A
N/A
#
#
{9}
5.7-GM (Ski)
A338553 & up
*{9}
N/A
N/A
N/A
N/A
#
#
{9}
5.7-GM (Ski)
B514627 & up
*18-1953-1
*{9}
N/A
N/A
N/A
N/A
#
#
{9}
5.7L Bravo
B525982 & up
*18-1953-1
*{9} {5}
N/A
N/A
N/A
N/A
(GM)
#
#
{9} {5}
7.4L Bravo
B771113 & up
*{9}
N/A
N/A
N/A
N/A
(GM)
#
#
{9}
7.4L Mag Bravo
D603118 & up
--
N/A
N/A
N/A
N/A
(Gen V)
#
7.4L w/Hurth
ALL
*{9}
N/A
N/A
N/A
N/A
(IB)
#
#
{9}
7.4L
D715494 & up
--
N/A
N/A
N/A
N/A
(IB/LHR/Gen V)
#
8.2L w/Hurth
C878221 & up
--
