Sierra Marine Parts Catalog

842 18-2180 DRIVE SHAFT Replaces: 45-42634 For all MR/ALPHA Units & older units which have been retro-fitted with MR/ALPHA lower units. 18-2346 RETAINER NUT Replaces: 824519, 8245191, 11-42633, F694961, F694961-1 For: MR Alpha & Gen II SHIFT SPOOL ASSEMBLY APPLICATION SHIFT SPOOL ASSEMBLIES 18-2286 Replaces: 66067, 66067T, 19755A2, 818349A1, 818349T1 18-2196 Replaces: 37967, 61073, 19755A4, 19755A08 Model Serial # Part # 1A (EZ-Shift) 1776349 & UP 18-2196 1B (EZ-Shift) 1775193 & UP 18-2196 1C (EZ-Shift) 1777799 & UP 18-2196 120/140 2062141-3780849 18-2196 120/140 3780850 & UP 18-2286 160 2065190-2763441 18-2196 165 2763442-3780849 18-2196 165 3780850 & UP 18-2286 888 3106717-3784374 18-2196 888 3784375 & UP 18-2286 898/228 4782330 & UP 18-2286 225-S 3856268-4200499 18-2286 233 4200500 & UP 18-2286 470/485 4208730 & UP 18-2286 R/MR/Alpha One 6225377 & UP 18-2286 Alpha One (Gen II) D494569 & UP 18-2286 18-2261 DRIVE SHAFT Replaces: 45-816919 All Alpha I Generation II Drives (with new style 18-3056 Impeller) Serial #D494569 & above. 18-2331 DRIVE SHAFT Replaces: 45-853648, 45-853647 For: Ratios 1.47, 1.62, 1.81 & 1.94. Fits: Gen II (1998 & up), (0L100040 & up) For use with: 18-2400 Complete Lower Gear Case 18-2191 CARRIER BEARING Replaces: 56211A1, 73020A1, 73020A14 For: #1R/MR/Alpha I For: Housings with casting #73020C 18-3759 THRUST BEARING RING Replaces: 35915 18-2342 THRUST RING Replaces: 68100, 681001 For: MR/ ALPHA 18-2359 DRIVE SHAFT NUT SET — INCLUDES — Sierra # Description Replaces: 18-3719 Pinion Nut 11-35921 18-2343 Pinion Nut Washer 12-92721 18-3719 PINION NUT Replaces: 11-35921, 11-47411, 11-826375, 11-F694188 5/8” - 18 thread • 1 1/16” wrench I/O — MERCRUISER - Drive System