Parts for MerCruiser 350 Mag MPI Horizon Alpha / Bravo Cylinder Block (Flywheel Housing & Rear Main Seal)
View diagram and parts list below.
Reference numbers in this diagram can be found in a light blue row below — scroll down to order.
#1 | 17-843379 | PIN, Dowel (.6206/.6211 x 1.20), Flywheel Housing Location (2 required per assembly) |
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17-843379 - PIN Dowel (.6206/ O NLA [ More info ] Unavailable |
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#2 | 19-34270 | EXPANSION PLUG, (1.625), Engine Core Hole (8 required per assembly) |
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#3 | 22-48340 | PLUG, (.250-18 x .41), Oil Galley (4 required per assembly) |
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#4 | 22-72640 | PLUG, Expansion, Camshaft Bearing Hole (1 required per assembly) |
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#5 | 16-14827 | STUD, (.250-20 x 2.180) (2 required per assembly) |
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#6 | 27-881715 | GASKET, Crankshaft Oil Seal Housing (1 required per assembly) |
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#7 | 852940 | HOUSING ASSEMBLY, With Studs, Crankshaft Oil Seal (1 required per assembly) |
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#8 | 26-852941 | SEAL, Cranskshaft Oil (1 required per assembly) |
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#9 | 16-11989 | STUD, (.312-18 x 1.6718) (2 required per assembly) |
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#10 | 11-816730 1 | NUT (1 required per assembly) |
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11-8M0098315 - NUT O [ More info ] Unavailable |
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#11 | 10-14242 | BOLT, (.250-20 x .875) (2 required per assembly) |
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#12 | 10-14243 | BOLT, (.250-20 x 1.750) (1 required per assembly) |
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10-14243 - 10-14243 - BOLT (.250-20 x 1 O [ More info ] Unavailable Replaced by 10-8M0064241 |
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#13 | 11-11971 | NUT, (.312-18) (2 required per assembly) |
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#14 | 17-14263 | PIN, Dowel, Oil Seal Housing Location (1 required per assembly) |
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#15 | 807260A 2 | COVER KIT, Flywheel (1 required per assembly) |
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#NS | 11-807296 | NUT, (.250-20) (2 required per assembly) |
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#16 | 10-76596 | SCREW, (.250-20 x 1.250) (2 required per assembly) |
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#17 | 222-9520 | FLYWHEEL (1 required per assembly) |
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222-9520 - 222-9520 - FLYWHEEL O [ More info ] Unavailable Replaced by 222-9520001 |
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222-9520001 - 222-9520001 - FLYWHEEL O [ More info ] Unavailable Replaced by 222-8M0047213 |
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#18 | 17-43504 | PIN, Dowel, Flywheel (2 required per assembly) |
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#19 | 10-845757 | SCREW, (.437-20 x 1.00) (6 required per assembly) |
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#20 | 18643A 5 | COUPLING ASSEMBLY (1 required per assembly) (Alpha) |
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#NS | 22-74036 | FITTING, Grease (1 required per assembly) (Alpha) |
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#21 | 18644 | BUMPER, Rubber (3 required per assembly) (Alpha) |
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#22 | 10-14883 | SCREW, (.375-16 x 1.12) (3 required per assembly) (Alpha) |
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#23 | 12-13510 | WASHER (3 required per assembly) (Alpha) |
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#24 | 861523A 9 | COUPLER ASSEMBLY, Engine - Short Aluminum Hub (1 required per assembly) (Bravo and All Jacksahft Models) |
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861523A 9 - 861523A 9 - COUPLER ASSEMBLY O [ More info ] Unavailable Replaced by -8M0098795 |
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#24 | 861523A11 | COUPLER ASSEMBLY, Engine (OPT required per assembly) (Bravo) (Steel Hub for Work Application) |
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#25 | 22-49099 | FITTING (2 required per assembly) (Bravo) |
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#26 | 10-863480 | SCREW, (.375-16 x 1.125) (6 required per assembly) (Bravo) |
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#28 | 865657A03 | HOUSING ASSEMBLY, Flywheel, Flywheel (1 required per assembly) (Alpha/Bravo) |
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#29 | 865329A02 | MOUNT KIT, Rubber (1 required per assembly) (Alpha/Bravo) |
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865329A02 - MOUNT KIT Rubber O NLA [ More info ] Unavailable |
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#30 | 23-99322 | SPACER (2 required per assembly) |
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#31 | 10-97934 | SCREW, (.500-20 x 5.370) Special (2 required per assembly) |
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18-3729 - Bolt, 10-97934 - Special Order - No Returns [ More info ] |
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#32 | 12-35777 | WASHER, (.5156 x 1.375 x .125) Aluminum (2 required per assembly) |
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#33 | 23-99299 | SPACER, (.520 x .870 x .630) (2 required per assembly) |
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#34 | 13-35048 | LOCKWASHER, (.375) (2 required per assembly) |
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#35 | 16-64066 | STUD, (.375-16 x 2.750) Special (2 required per assembly) |
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#35 | 16-861316 | STUD (2 required per assembly) (Horizon) |
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#36 | 11-863332 | NUT, (.500-20) Aluminum (2 required per assembly) |
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#37 | 12-20572 | WASHER, (.390 x .750 x .093) (1 required per assembly) |
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#38 | 10-37612 | SCREW, (.375-16 x 1.250) (3 required per assembly) |
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#38 | 10-32132 | SCREW, (.375-16 x 1.750) (1 required per assembly) |
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#39 | 11-32219 | NUT, (.375-16) (1 required per assembly) |
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#40 | 84-62826A 6 | CABLE ASSEMBLY, Ground (13.00 Inches) Black (2 required per assembly) |
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84-62826T06 - Cable Assembly [ More info ]
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