Page 947 - 2021 Sierra Catalog

929
PKG. OF 5
18-2918
18-2918-9➀
OUTDRIVE GASKET Replaces: 911836, 915840
PKG. OF 5
18-2996
18-2996-9➀
OUTDRIVE SEAL Replaces: 911823, 3852560
PKG. OF 2
18-0923 18-0923-9➀ RUBBER SEAL Replaces: 313244
PKG. OF 2
18-0188 18-0188-9➀ WASHER Replaces: 909748
18-1704 SCREW
Replaces: 331980
For: Waterpumps, power packs (1985-96)
18-1236
DRAIN SCREW Replaces: 309243 For Cobra Drives & V-6 40-50HP (1989-97)
18-2387 18-23871-9➀
(PKG. OF 50) LOWER UNIT DRAIN SCREW Replaces: 307551
Fits: OMC V-6, V-4(1979 & Up), 60-75hp 3 cylinder, 20-35hp (1985-97)
18-2378
18-23781-9➀
(PKG.OF50 withoutwasher) MAGNETIC
DRAIN SCREW Replaces: 318544
Fits: Cobra 2.3, 3.0, 3.8 & 5.8L
(1986-92), V-6, V-4(1979 & Up), 60-75hp 3 cyl, 40/50hp (1989-98)
PKG. OF 5
18-4253-9➀ 18-42531-9➀
(PKG. OF 50)
DRAIN SCREW O-RING
Replaces: 336982 Used w/ 18-1236 Drain Screw
PKG. OF 2
18-2945 18-2945-9➀ DRAIN SCREW GASKET Replaces: 307552
18-8369
OIL INDICATOR WITH WASHER Replaces: 914488 Uses o-ring 18-7116
Fits: OMC Cobra (1986-93) without cone clutch
PKG. OF 5
18-4248 18-4248-9➀ 18-42481-9➀
(PKG. OF 50) DRAIN/FILL PLUG WASHER
Replaces: 311598
(Plastic)
PKG. OF 5
18-4250 18-4250-9➀ WASHER Replaces: 911820
18-0549
PLUG OFF CAP Replaces: 909829
I.D. 1"
For V-8 Model Stern Drives and Inboards (1977 to present)
18-0550
PLUG OFF CAP Replaces: 909830 I.D. 1 1/4"
For V-8 Model Stern Drives and Inboards 1977 to present
18-0518
VALVE STEM SEAL Replaces: 3854956,
914323, 3853132
For: most inline 4 and 6 cyl. GM (Early) and 305-350 CID GM
PKG. OF 8
18-4024 18-4024-9➀
VALVE STEM SEAL Replaces:
3853226, 914445 For: Chevy 4.3L/5.0L/5.7L
➀ Priced per Package
I/O — OMC STERNDRIVE/COBRA - Gaskets