Page 895 - 2021 Sierra Catalog

I/O — MERCRUISER - O-Rings
Part #
O.E. #
DIMENSIONS (in.)
Part #
18-7413 ➁ ➄ 18-7414 ➁ ➄ 18-7415 ➁ ➄ 18-7419 ➃ ➄ 18-7420 ➂ ➄ 18-7421 ➀ ➄ 18-7426 ➂ ➄ 18-7440-1 ➂ 18-7449 ➀ 18-7459 ➀ 18-7464 ➀ 18-7467 ➂ ➄ 18-7474 ➀ 18-7961 ➀
O.E. #
22-22175, 25-62702, 25-F50342-1, F50342, F17510 25-823683, 25-62384
25-64966
25-69202
DIMENSIONS (in.) O.D. Width
0.301 0.07 1.989 0.07 3.739 0.07 2.675 0.103 0.796 0.139
0.15 0.065 0.74 0.31 0.799 0.103 4.487 0.103 2.234 0.139 4.234 0.139 2.987 0.103 1.239 0.07 3.65 0.135
Desc. Qty.
FC 1 CC 1 UJ 2 BC 1 TC 1 TC 1 UJ 2 BC 1 UJ 2 BC 1 TC 1 DSH 1 DG 1 TC 1 BH 1 UJ 2 DSH 1 BC 1 TC 1 UJ 2 BH 1 TC 1 BH 1 UJ 2 DG 1 TC 1 BC 1 UJ 2 BC 1 TC 1 UJ 2 BH 1
18-7168 ➁ ➄ 18-7169 ➁ ➄ 18-7170 ➁ ➄ 18-7171 ➁ ➄ 18-7172 ➁ ➄ 18-7173 ➁ ➄ 18-7174 ➁ ➄ 18-7175 ➁ ➄ 18-7176 ➁ ➄ 18-7177 ➁ ➄ 18-7180 ➂ ➄ 18-7188 ➁ 18-7195 ➁ 18-7198 ➁ ➄ 18-7410 ➁ ➄ 18-7411 ➁ ➄
O.D.
25-20587, 25-21720, 25-26834, 25-48171, 25-801334436 0.37 25-35984, 25-70937 3.5 25-33504 1.365 25-30529 1.92 25-31305 3.25 25-27018, 25-30224Q 1.875 25-45711, 25-F455342 0.62 25-62817 3.75 25-896523, 25-F74305, F74305-1, F74305, F694555 2.16
25-53421, 25-59712
12-31060, 25-26802, 25-8M2000926 25-805726
25-8M0027717
25-45710
25-36390
25-35480, 25-47386, 25-8M2000816
Width
0.065 0.135 0.135 0.1 0.135 0.135 0.1 0.27 0.1 0.065 0.09 0.0635 0.07 0.1
25-21836
25-16524
25-30271
25-36318
25-97387
20311, 25-20826
25-39695, 25-846361
25-54030, 25-F523555, F532555 25-94288
25-47254, 25-861844, 785-97386
DRIVESHAFT HOUSING
➁ PKG. OF 5 Qty.
➂ PKG. OF 2 Stern Drive Model
➃ PKG. OF 3 Beg. S/N
2909035 2909035 3856268 3856268 3856268 4200500 4200500 4200500 4791300 4791300 4791300 3377316 4898730 4898730 4898730 4898730 4203750 4208730 4208730 4208730 4893835 4893835 4893835 4893835 4893835 3106717 3106717 3106717 4782330 4782330 4782330 4898730
Stern Drive Model
R/MR/Alpha I R/MR/Alpha I R/MR/Alpha I Alpha I SS Alpha I SS Alpha I SS BRAVO (I/II) BRAVO (I/II) I
I,IA,IB,IC I,IA,IB,IC IA,IB,IC IA,IB,IC II
II SSM
II SSM
II TR
III/III SSM IV SSM ➀ I/IA/IB/IC TR/TRS➂ TR/TRS 120/140 120/140 120/140 120/140 160/165 160/165 160/165 160/165 215H 215H
Beg. S/N
6225577 6225577 6225577
ALL ALL ALL
B664190 B664190 1534570 1534570 1535212 1684188 1684188 2398798
ALL
ALL 3377316 ALL ALL 1534570 4794900 4794900 2062141 2062141 2062141 2062141 2065190 2065190 2065190 2065190 2782203 2782203
End S/N
UP UP UP
UP
UP 1684187 1777798 2065189 2065189 2065189 2671321
4794899
2065189 UP
UP 6225576 6225576 6225576 6225576 UP
UP
UP
UP 2909034 2909034
➀ ➁ ➂ BC BH CC DG
2 215E ➀ 1 215E 1 225-S 1 225-S 1 225-S 2 233
1 233
2 233
1 250
1 250
2 250
2 255-TRS 1 260
2 260
1 260
2 260
1 280-TRS 1 470
1 470
1 470
2 470
1 485
1 485
1 485
1 485
2 888
1 888
1 888
2 898/228 1 898/228 2 898/228 1 898/228
End S/N
2915034 2915034 4200499 4200499 4200499 UP
UP
UP 4898729 4898729 4898729 4203749 6225576 6225576 6225576 6225576 4895399 6225576 6225576 6225576 6225576 UP
UP
UP
UP
UP
UP
UP 6225576 6225576 6225576 6225576
Oil Seal
18-7174 18-7146 18-7153 18-7169 18-7161 18-7161 18-7153 18-7169 18-7153 18-7169 18-7161 18-7175 18-7169 18-7161 18-7170 18-7153 18-7175 18-7169 18-7161 18-7153 18-7170 18-7161 18-7170 18-7153 18-7169 18-7161 18-7169 18-7153 18-7169 18-7161 18-7153 18-7170
O-RINGS (CONT.)
2.625
0.445
0.361
2.75
1.43
0.676 0.07
1.25 0.1
➀ PKG. OF 1
Oil Seal Desc.
18-7153 UJ 18-7169 BC 18-7161 TC 18-7161 TC 18-7169 BC 18-7153 UJ 18-7198 DSH 18-7153 UJ 18-7127 DG 18-7165 USSL 18-7170 BH 18-7153 UJ 18-7169 BC 18-7153 UJ 18-7175 DSH 18-7153 UJ 18-7175 DSH 18-7115 FC 18-7115 FC 18-7161 TC 18-7153 UJ 18-7175 DSH 18-7161 TC 18-7170 BH 18-7169 DG 18-7153 UJ 18-7170 BH 18-7169 DG 18-7153 UJ 18-7161 TC 18-7153 UJ 18-7146 PC
1 ST Design
5/8" ID
With Borg Warner Transmission PC Bearing Carrier Seal TC Bell Housing Seal USSL Crankshaft Cover Seal UJ Drive Gear Seal
DSH Driveshaft Housing Seal FC Front Cover Seal
Plug Cover Seal
Top Cover Seal
Upper Shift Shaft Lever Seal U-Joint Yoke Seal
877