Sierra Marine Parts Catalog

735 18-3117 IMPELLER PLATE Replaces: 32435, 324351, 30605 For: #1 Units thru S/N D494568 18-3122 IMPELLER PLATE Replaces: 817276, 8172761, 8172763 For: Alpha I - Generation 2 S/N D494569 & Above 18-3350 WEAR PLATE Replaces: 72778, 94576 18-3351 WEAR PLATE Replaces: 72777, 94916 18-3151 COUPLING Replaces: 816597 18-3417 WATER PUMP BASE Replaces: 46-57234A1 18-3293 IMPELLER KEY Replaces: 28-43037 18-3420 WATER PUMP BASE Replaces: 46-44292A3, 46-44292Q03, 46-44292T1 18-3421 WATER PUMP BASE Replaces: 46-48748A1 18-3116 WATER PUMP HOUSING Replaces: 46-96148, 46-96148A1, 46-96148T1, 46-64141A1, 46-48743A1 18-2727 EXHAUST WATER SHUTTER Replaces: 60930 18-2732 18-2732-9 ➀ WATER SHUTTER Replaces: 807166A3 18-2733 WATER SHUTTER Replaces: 92802, 99370A2 PKG. OF 2 ➀ Priced per Package 18-3220 WATER TUBE Replaces: 32-54236 For: #1 -R/MR/Alpha 18-3222 WATER TUBE GUIDE Replaces: 23-816583 For: Gen II 18-3221 WATER TUBE Replaces: 32-814384, 32-860220 For: Gen II 18-3226 18-3226-9 ➀ IMPELLER PUMP SCREW Replaces: 10-30720 For: R units 18-3227 18-3227-9 ➀ WATER PUMP DOWEL PIN Replaces: 17-35973 For: R/MR, Alpha I 18-3229 18-3229-9 ➀ WATER POCKET SCREW Replaces: 10-28668 For: MR/Alpha PKG. OF 5 PKG. OF 5 PKG. OF 5 18-3197 SCREW Replaces: 10-76156, 10-67373 6.125" 2.360” 3.175” 2.5” 3.780” 3” I/O — MERCRUISER - Cooling System