Sierra Marine Parts Catalog
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UPPER GEARCASE
(Cobra)
➀
5.7 '90 574 AMPWS, ARPWS
➁
574 PEPWS
GHC
Gear Hsg. Cover Seal
OFP
Oil Fill Plug Seal
BC
Bearing Carrier Seal
A,S
Adaptor, Small Seal
A,L
Adaptor, Large Seal
WDP
Water Drain Plug Seal
AB
Anchor Block Seal
➀
5.7 '90 574 AMPWS, ARPWS
➁
574 PEPWS
BSS
Bearing Setscrew Seal
DS BH
Driveshaft Bearing Hsg. Seal
DS B
Driveshaft Bearing Seal
D&F S
Drain & Fill Screw Seal
PBH
Prop Bearing Hsg. Seal
PBHS
Prop Bearing Hsg. Screw Seal
PL
Plug Seal
SR
Shift Rod Seal
SL
Sleeve Seal
LOWER GEARCASE
(Cobra)
ENGINE
YEAR
O-RING
DESC.
QTY
262 - 460
1988-89
A,S
1
262 - 460
1988-89
GHC
1
262 - 460
1988-89
A,L
1
262 - 460
1988-90
BC
1
350 - 460
1990
OFP
1
350 - 460
1990
BC
1
350 - 460
1990
WDP
1
370
1988
AB
1
460
1990
BC
1
2.3 - 5.8
1990
OFP
1
2.3 - 7.5
➀
1986-90
GHC
1
2.3 - 7.5
➀
1986-90
A,L
1
2.3 - 7.5
1986-90
BC
1
2.3 - 7.5
➀
1986-90
A,S
1
5.7
➁
1990
WDP
1
5.7
➁
1990
BC
1
262/350
1988-89
PBHS
4
262/350
1988-89
PBH
1
262 - 460
1988-89
DS B
1
262 - 460
1988-89
BSS
1
262 - 460
1988-89
DS BH
3
262 - 460
1988-89
SR
1
350 - 460
1990
PL
1
370
1988
SL
2
370/460
1988-89
D&F S
2
2.3
1987
D&F S
2
2.3
1990
PBH
1
2.3 - 3.0
1986-89
PBH
1
2.3/3.0
1988-90
D&F S
2
2.5 - 5.7
1986
D&F S
2
2.3 - 5.8
➀
1986-90
PBHS
4
2.3 - 7.5
➀
1986-90
BSS
1
2.3 - 7.5
➀
1986-90
DS BH
3
2.3 - 7.5
➀
1986-90
SR
1
2.3 - 7.5
➀
1986-90
DS B
1
3.0 - 5.8
➀
1990
PBH
1
4.3 - 5.8
1989-89
PBH
1
5.7
➁
1990
PLUG
1
ENGINE
YEAR
O-RING
DESC.
QTY
POWER TILT AND TRIM
(Cobra)
OIL AND COOLING SYSTEM
(Cobra)
➀
V-4 Only
ODF
Oil Drain Fitting Seal
AR
Adapter Retainer Seal
THERM
Thermostat Seal
WP
Water Pump Seal
CCH
Crankcase Head Seal
CCHS
Crankcase Head Screw Seal
CP
Coupling Seal
INTERMEDIATE HOUSING
(Stringer)
PL
Plug Seal
VS
Valve Seat Assy. Seal
VA,L
Valve Assy., Large Seal
VA,S
Valve Assy., Small Seal
VSH
Valve Seat Hsg. Seal
OL
Oil Line Seal
ENGINE
YEAR
O-RING
DESC.
QTY
262 - 460
1988-90
OL
12
262 - 460
1988-90
PL
1
350 - 460
1988
VSH
1
350 - 460
1988
VS
4
350 - 460
1988
VA,L
2
350 - 460
1988
VA,S
2
2.3 - 7.5
1986-88
VSH
1
2.3 - 7.5
1986-88
VS
4
2.3 - 7.5
1986-88
VA,L
2
2.3 - 7.5
1986-88
VA,S
2
2.3-7.5
1986-90
PL
1
2.3-7.5
1986-90
OL
12
ENGINE
YEAR
O-RING
DESC.
QTY
262/454
1989-90
AR
1
262 - 460
1988-90
ODF
1
350/460
1988-90
AR
1
370
1988
THERM
1
2.3 - 5.8
1988-90
ODF
1
4.3
➀
1990
AR
1
7.5
1987
AR
1
ENGINE
YEAR
O-RING
DESC.
QTY
POWERHEAD
(Stringer)
80/90
1969-71
WP
1
88
1964
CCH
3
88/90
1964-68
CCHS
4
90
1965-68
CCH
4
120/140
1977-80
CP
1
120 - 235
1976
CP
1
ENGINE
YEAR
O-RING
DESC.
QTY
80
1968
SL
1
80 - 90
1964-68
WT
1
80 - 210
1964-70
BGR
1
80 - 245
➀
1964-72
PS
1
80 - 260
1964-81
COV
2
80 - 260
1964-81
WR
1
80 - 260
1969-81
SL
1
88
1964
TH
1
88
1964
TC
1
I/O—OMCSTERNDRIVE/COBRA-O-Rings