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Sierra Marine Parts Catalog: Mercury Mariner

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MARINER COOLING SYSTEM APPLICATION
Mariner Models
S/N Code
S/N
Impeller
Plate
Impeller Cup
Impeller Repair Kit
Complete Kit
2A
646
All
18-3072
--
--
--
--
2B
6A1
All
18-3072
--
--
--
--
4A
6E0
All
18-3073
--
--
--
--
5C
6E3
All
18-3073
--
--
--
--
6C
6H8
All
18-3066
--
--
--
--
6D
6H6
All
18-3066
--
--
--
--
8A(M)
655
000000-000300
18-3063
--
--
--
--
8A(ML)
655
000000-300101
18-3063
--
--
--
--
8B(M)
677
000101 & Up
18-3063
--
--
--
--
8B(ML)
677
300101 & Up
18-3063
--
--
--
--
8C
6G1
All
18-3066
--
--
--
--
9.9C
682
All
18-3074
--
--
18-3148
--
15A(M)
651
000285 & Below
18-3063
--
--
--
--
15A(ML)
651
3000100 & Below
18-3063
--
--
--
--
15C
684
All
18-3074
--
--
18-3148
--
20C(M)
6A9
000101-005810
18-3067
18-3436
--
18-3426
--
20C(ML)
6A9
300101-306542
18-3067
18-3436
--
18-3426
--
20C(E)
6A9
250101-250819
18-3067
18-3436
--
18-3426
--
20C(EL)
6A9
550101-550693
18-3067
18-3436
--
18-3426
--
20C(M)
6A9
010112 & Up
18-3067
--
--
--
18-3427
20C(ML)
6A9
306543 & Up
18-3067
--
--
--
18-3427
20C(E)
6A9
250820 & Up
18-3067
--
--
--
18-3427
20C(EL)
6A9
550694 & Up
18-3067
--
--
--
18-3427
25C(M)
695
000101-014870
18-3067
18-3436
--
--
18-3426
25C(ML)
695
000000-312185
18-3067
18-3436
--
--
18-3426
25C(E)
695
000000-252290
18-3067
18-3436
--
--
18-3426
695
000000-553575
18-3067
18-3436
--
--
18-3426
25C(EL)
25C(M)
695
014871 & Up
18-3067
--
--
--
18-3427
25C(ML)
695
312186 & Up
18-3067
--
--
--
18-3427
25C(E)
695
252291 & Up
18-3067
--
--
--
18-3427
25C(EL)
695
553576 & Up
18-3067
--
--
--
18-3427
28
664
All
18-3067
--
--
--
--
30
689
All
18-3067
--
--
--
--
30A(M)
689
000366-014805
18-3067
18-3436
--
--
18-3426
30A(ML)
689
301911-315315
18-3067
18-3436
--
--
18-3426
30A(E)
689
100251-103275
18-3067
18-3436
--
--
18-3426
30A(EL)
689
401216-407815
18-3067
18-3436
--
--
18-3426
30A(M)
689
022059 & Up
18-3067
--
--
--
18-3427
30A(ML)
689
321377 & Up
18-3067
--
--
--
18-3427
30A(E)
689
105325 & Up
18-3067
--
--
--
18-3427
30A(EL)
689
411947 & Up
18-3067
--
--
--
18-3427
48/48W
670
All
18-3069
18-3436
18-3435
18-3425
--
55/W55
663
All
18-3069
18-3436
18-3435
18-3425
--
60
675,6F0
All
18-3069
18-3436
18-3435
18-3425
--
MERCURY COOLING SYSTEM APPLICATION
Horsepower
Beginning
Ending
Impeller
Impeller
Insert
Upper
Base
Impeller
Thermostat
Upper
Complete
Serial #
Serial #
Plate
Cup
Housing
Repair Kit
Kit
Kit
3.3 (with shift)
D901217
& Up
18-3098
3.5
358136
6202172
18-3012
3.5
6202173
& Up
18-3054
3.6
5404657
& Up
18-3054
14
3.9
1655013
2498135
18-3012
18-3139
4 (1 cyl.)
2498136
4107219
18-3039
18-3139
18-3239
4 (2 cyl.)
5589202
& Up
18-3054
--
4 (made in USA)
5595532
A809600
18-3054
18-3139
4 (made in USA)
5595532
& Up
18-3039
18-3139
18-3446
18-3239
18-3446
4 (1 cyl.)
A809601
& Up
18-3098
--
4.5
4107220
5595531
18-3039
18-3139
18-3239
18-3446
4.5
5595532
& Up
18-3054
18-3139
4.5
5595532
& Up
18-3039
18-3139
18-3239
18-3446
5
574128
786612
18-3012
5 (1 cyl.)
A809601
& Up
18-3098
5 4-STroKe
r000001
& Up
18-3098
6
888005
1916138
18-3012
6
1916139
2193817
18-3039
18-3139
18-3239
6
A197112
oT800749
18-3062
6
1582403
1916138
18-3039
18-3447
6
1916139
2193817
18-3039
18-3447
6
2193818
2529894
18-3039
18-3447
6
2385673
2387383
18-3039
7.5
2529895
4131609
18-3039
18-3139
18-3447
18-3447
7.5
4131610
5226934
18-3039
18-3139
18-3239
18-3446
7.5
5206550
& Up
18-3054
7.5
5206550
& Up
18-3039
18-3139
18-3239
18-3446
1
Models with aluminum upper pump housings
8 Models without driveshaft retaining nut
2
Models with aluminum water pumps
9 Models with flush hole
3
Models with plastic upper pump housings
10 Models without flush hole
4
Models with plastic water pumps
11 Models having plastic upper housing use #48752 inset cup
5
Pump screws without insulators
12 Units already having a complete pump replacement using 46-46893A 6 should use the 2193818-2529894 serial group for components
6
Pump screws with insulators
13 Units already having a complete pump replacement using 46-46893A 6 should use USA 3795658-4126549 serial group for components
343
7
Models with driveshaft retaining nut
14 Units which have already had a complete pump replacement with the 46-46893A 6 pump should use the "Early Mariner Impellers" chart for components