Sierra Marine Parts Catalog: OMC Sterndrive Cobra
UPPER GEARCASE (Stringer)
UPPER GEARCASE (Cobra)
YEAR
OIL SEAL
DESC.
QTY
ENGINE
80 - 245
1968-72
BGS
1
ENGINE
YEAR
OIL SEAL
DESC.
QTY
80 - 260
1969-81
IH
2
88 - 200
1964-66
BGS
1
262 - 460
1988-89
BC
1
90
1967
BGS
1
262 - 460
1988-90
WPS
1
➂
90
1967
BGS
1
2.3 - 7.5
1986-90
WPS
1
➃
100 - 245
1972-73
BGS
1
2.3 - 7.5
1986-90
BC
1
➀
100 - 260
1973-81
BGS
2
5.7 '90 574 AMPWS, ARPWS
120
1967
BGS
1
➀
➀
BC
Bearing Carrier Seal
120
1967
BGS
1
➁
WPS Water Pump Seal
120
1967
IH
2
➀
120 - 210
1968
IH
2
155
1967
IH
2
LOWER GEARCASE (Stringer)
155
1967
BGS
1
➄
155
1967
BGS
1
185
1967
BGS
1
ENGINE
YEAR
OIL SEAL
DESC.
QTY
200
1967
BGS
1
➅
200
1967
IH
2
80/90
1968-71
BR,L
2
➆
200
1967
BGS
1
80/90
1968-71
PS
2
➆
2.5 - 5.7
1981-86
BGS
2
88/90
1964-68
BR
1
2.5 - 5.7
1981-86
IH
2
80 - 260
1968-81
BR,U
1
80 - 260
1968-81
BR,M
2
CU, CUE 16C Models
➅ TU, TUE 15S Models
➀
110 - 200
1964-67
BR
2
CU15S Models
➀
➆ TU, TUE 16C Models
➁
110 - 245
1964-77
PS
2
DU, DUE 14D Models
BGS Ball Gear Shaft Seal
➀
➂
110/120
1964-67
BR
1
DU, DUE 15S Models
IH Impeller Housing Seal
➁
➃
120 - 245
1968-77
BR,L
2
HU, HUE 15S Models
➄
120 - 260
1978-81
BR,L
2
LOWER GEARCASE (Cobra)
120/140
1978-81
PS
2
155
1967
BR,M
2
➂
ENGINE
YEAR
OIL SEAL
DESC.
QTY
155
1967
BR,U
1
➂
185 - 260
1978-81
PS
2
262 - 460
1988-89
PS
2
210 - 260
1972-75
IH
1
➃
2.3
1990
PS
2
230/260
1976
IH
1
➃
2.3 - 3.0
1986-89
PS
2
305/350/454
1977-78
IH
1
➃
3
1990
PS
2
2.5/3.0
1982-86
PS
2
4.3 - 7.5
1986-90
PS
2
2.5 - 5.7
1981-86
BR,U
1
2.5 - 5.7
1981-86
BR,M
2
PS Prop Shaft Seal
2.5 - 5.7
1981-86
BR,L
2
INTERMEDIATE HOUSING (Stringer)
3.8 - 5.7
1981-86
PS
2
ENGINE
YEAR
OIL SEAL
DESC.
QTY
110, 120 HP '64-67 Hvy. Duty Dr.
➀
Standard Drive
➁
80 - 235
1964-71
BG,O
1
HU, HUE 16 C Models
➂
80 - 245
1964-72
BG,I
1
Inboard
➃
80 - 260
1964-80
CL
1
BR
Driveshaft Bearing Retainer Seal
➁
100 - 245
1972
BG,O
2
BR,U
Driveshaft Bearing Retainer Upper Seal
BR,M
100 - 260
1973-79
BG,I
1
Driveshaft Bearing Retainer Middle Seal
BR,L
Driveshaft Bearing Retainer Lower Seal
100 - 260
1973-81
BG,O
2
IH
Impeller Housing Seal
120 - 260
1980-81
BG,I
2
PS
Prop Shaft Seal
120 - 260
1980-81
CL
2
➀
2.5 - 5.7
1981-86
CL
2
2.5 - 5.7
1981-86
BG,I
2
2.5 - 5.7
1981-86
BG,O
2
CL
Clutch
120, 140 '80C Models/185--260
➀
'80 K&U Models
C Models in '80
➁
BG,I Driveshaft Ball Gear Inner Seal
BG,O Driveshaft Ball Gear Outer Seal
807