Page 836 - 2021 Sierra Catalog

MERCRUISER 3.7L BEARING APPLICATION
6916779 & Up
Rod Bearings
Main Bearnings
Serial #
Std.
.010
.020
Std.
.010
.020
Std.
.010
6916779 & Up
18-1148
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-
-
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-
18-1149
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6916779 & Up
18-1148
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-
18-1149
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18-1148
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-
18-1149
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6916779 & Up
18-1148
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18-1149
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4208730 & Up
18-1148
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18-1149
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5685394 & Up
18-1148
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18-1149
PKG. OF
8
-
6170297 & Up
18-1148
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-
18-1149
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18-4023
VALVE STEM SEAL Replaces: 26-75413, 26-75624, 26-72564, 26-58094
For: 165, 170, 180, 190 4 cyl. (224 CID) SN 6916779 & later
18-4022
VALVE STEM SEAL Replaces: 26-75988, 26-75982, 26-67863, 26-49131, F3866612,
FI1100968, FI1101117 For: 330 (SN 4623115 & later), 340 (IB) (SN 5889914 & later), 454 Mag (SN A631894 & later)
18-0528 Replaces: 26-56868
18-1211
Replaces:
26-58203, 26-49947, 26- 814622, FI110026, FI110027, FI110041
TWO PIECE REAR MAIN SEALS
Model
165\3.7 (4cyl) 170 (4cyl) 180\3.7L (4cyl) 190 (4cyl)
470 485 488
18-0518
VALVE STEM SEAL Replaces: 26-34217, 26-72564, 26-58094, 26-75413, 26-75624
ONE PIECE REAR MAIN SEALS
18-1234
Replaces:
24-811554, 24-17057A1, 24-801879, 24-801879T For: 7.4L, GL, GI, GSI: 8.2L, GL
18-0519
Replaces:
26-14240, FI1101300 4.3L/3.0L/5.0L 5.7L
18-0864 Replaces: 26-90925, 27-67389
Model
120/2.5L
120/2.5L
140/3.0L & LX
140/3.0L & LX
150/160/165/200 (I/L-6)
150/160/165/200 (I/L-6)
175/185/205/262/4.3L (V-6) 200/228/225/230/250/255/260/270/280/300/320/5.0L/5.7L/898 (V-8) 215
224I/L4
225 FORD
5.0L/5.7L, 4.3L, 3.0L Std. Rotation 340 (7.4L)
370 TRS
400 TRS
420
440 TRS
454 MAGNUM
460 TRS
7.4L/8.2L/454/502 Std. Rotation 7.4 BRAVO
888 (188)
Main (Thrust Bearings) .020
- - - - - - -
18-4024
18-4024-9➁
VALVE STEM SEAL Replaces: 26-97664, 26-976641 26-8M0050563, FI1101200
TIMING COVER SEALS
18-1213
Replaces: 26-97335, 26-11973, 26-42750, 26-54799
18-1230
Replaces: 26-56866
18-1233
Replaces: 26-8219471, 26-821947, 26-49154, FI1100986
18-0578
Replaces: 26-67388
MERCRUISER SEAL APPLICATION
Serial No.
1666601 & UP 2786857 & UP 2508261 & UP 6229718 & UP 1666495 & UP 2770032 & UP 6330183 & UP 2453769 & UP 2781153 & UP ALL
3885721 & UP “All” one piece 4623115 & UP 5889914 & UP 4179554 & UP A398941 & UP 4179554 & UP A631894 & UP 4179554 & UP “All” one piece B771113 & UP 3108723 & UP
seal
seal
Rear Main Crankshaft Seal
— 18-1211 — 18-1211 — 18-1211 18-1211 18-1211➀ 18-0528 18-0864 18-0528 18-0519 —
—
—
—
—
—
— 18-1234 — 18-0528
Timing Cover Seal
18-1213 18-1213 18-1213 18-1213 18-1213 18-1213 18-1213 18-1213 — 18-0578 — 18-1213 18-1233 18-1233 18-1233 18-1233 18-1233 18-1233 18-1233 18-1233 18-1233 —
818
➀ Lrg. Journal Crankshaft GM Engines
➁ Priced per Package
I/O — MERCRUISER - Internal Engine System