Page 970 - 2021 Sierra Catalog

UPPER GEARCASE (Cobra)
POWER TILT AND TRIM (Cobra)
ENGINE YEAR O-RING DESC. QTY
ENGINE YEAR O-RING DESC. QTY
262 - 460 1988-89 18-7403 A,S 1
262 - 460 1988-90 18-7141 OL 12
262 - 460 1988-89 18-7107 GHC 1
262 - 460 1988-90 18-7102 PL 1
262 - 460 1988-89 18-7407 A,L 1
350 - 460 1988 18-7174 VSH 1
262 - 460 1988-90 18-7169 BC 1
350 - 460 1988 18-7168 VS 4
350 - 460 1990 18-7116 OFP 1
350 - 460 1988 18-7174 VA,L 2
350 - 460 1990 18-7407 BC 1
350 - 460 1988 18-7165 VA,S 2
350 - 460 1990 18-7406 WDP 1
2.3 - 7.5 1986-88 18-7174 VSH 1
370 1988 18-7407 AB 1
2.3 - 7.5 1986-88 18-7168 VS 4
460 1990 18-7407 BC 1
2.3 - 7.5 1986-88 18-7174 VA,L 2
2.3 - 5.8 1990 18-7116 OFP 1
2.3 - 7.5 1986-88 18-7165 VA,S 2
2.3 - 7.5 ➀ 1986-90 18-7107 GHC 1
2.3-7.5 1986-90 18-7102 PL 1
2.3 - 7.5 ➀ 1986-90 18-7407 A,L 1
2.3-7.5 1986-90 18-7141 OL 12
2.3 - 7.5 1986-90 18-7169 BC 1
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
OIL AND COOLING SYSTEM (Cobra)
2.3 - 7.5 ➀ 1986-90 18-7403 A,S 1
5.7 ➁ 1990 18-7406 WDP 1
5.7 ➁ 1990 18-7407 BC 1
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
LOWER GEARCASE (Cobra)
ENGINE YEAR O-RING DESC. QTY
262/454 1989-90 18-7135 AR 1
262 - 460 1988-90 18-7116 ODF 1
350/460 1988-90 18-7135 AR 1
370 1988 18-7162 THERM 1
2.3 - 5.8 1988-90 18-7116 ODF 1
ENGINE YEAR O-RING DESC. QTY
4.3 ➀ 1990 18-7135 AR 1
262/350 1988-89 18-7475 PBHS 4
7.5 1987 18-7135 AR 1
➀ V-4 Only
ODF Oil Drain Fitting Seal AR Adapter Retainer Seal THERM Thermostat Seal
POWERHEAD (Stringer)
262/350 1988-89 18-7142 PBH 1
262 - 460 1988-89 18-7130 DS B 1
262 - 460 1988-89 18-7475 BSS 1
262 - 460 1988-89 18-7138 DS BH 3
262 - 460 1988-89 18-7137 SR 1
350 - 460 1990 18-7145 PL 1
370 1988 18-7130 SL 2
370/460 1988-89 18-7145 D&F S 2
2.3 1987 18-7145 D&F S 2
ENGINE YEAR O-RING DESC. QTY
2.3 1990 18-7127 PBH 1
2.3 - 3.0 1986-89 18-7127 PBH 1
80/90 1969-71 18-7108 WP 1
2.3/3.0 1988-90 18-7145 D&F S 2
88 1964 18-7133 CCH 3
2.5 - 5.7 1986 18-7145 D&F S 2
88/90 1964-68 18-7120 CCHS 4
2.3 - 5.8 ➀ 1986-90 18-7475 PBHS 4
90 1965-68 18-7133 CCH 4
2.3 - 7.5 ➀ 1986-90 18-7475 BSS 1
120/140 1977-80 18-7114 CP 1
2.3 - 7.5 ➀ 1986-90 18-7138 DS BH 3
120 - 235 1976 18-7114 CP 1
2.3 - 7.5 ➀ 1986-90 18-7137 SR 1
WP Water Pump Seal
CCH Crankcase Head Seal CCHS Crankcase Head Screw Seal CP Coupling Seal
INTERMEDIATE HOUSING (Stringer)
2.3 - 7.5 ➀ 1986-90 18-7130 DS B 1
3.0 - 5.8 ➀ 1990 18-7142 PBH 1
4.3 - 5.8 1989-89 18-7142 PBH 1
5.7 ➁ 1990 18-7145 PLUG 1
➀
➁ BSS DS BH DS B D&F S PBH PBHS PL
SR
SL
5.7 '90 574 AMPWS, ARPWS 574 PEPWS
Bearing Setscrew Seal Driveshaft Bearing Hsg. Seal Driveshaft Bearing Seal
Drain & Fill Screw Seal
Prop Bearing Hsg. Seal
Prop Bearing Hsg. Screw Seal Plug Seal
Shift Rod Seal
Sleeve Seal
ENGINE YEAR O-RING DESC. QTY
80 1968 18-7162 SL 1
80 - 90 1964-68 18-7174 WT 1
80 - 210 1964-70 18-7123 BGR 1
80 - 245 ➀ 1964-72 18-7174 PS 1
80 - 260 1964-81 18-7198 COV 2
80 - 260 1964-81 18-7114 WR 1
80 - 260 1969-81 18-7162 SL 1
88 1964 18-7104 TH 1
88 1964 18-7174 TC 1
952
I/O — OMC STERNDRIVE/COBRA - O-Rings