Page 39 - MerCruiser_JMLCatalog_Flipbook
P. 39
MerCruiser
GEARCASE BREAKDOWN - MR & ALPHA ONE
JML No. Ref No. OEM No. Description JML No. Ref No. OEM No. Description
18000 1 1623-8951A37 Gear Housing Assembly 11040 47 76865 Shift Crank
12410 2• 46-96148T1 Water Pump Hsg 23220 48 15-47397A1 Shim
12810 3 48752T Cup 21590 49 31-35928T1 Bearing (I.D. 1.875)
89840 4•- 47-89984T4 Impeller 21591 49 31-828437A2 Bearing (I.D. 1.750)
23200 5 824519-1 Retainer 11420 50 31-30895T Bearing
12833 6 10-96411 Screw 11050 51 24-30893 Spring
21180 7 11-35888 Nut 21131 52 17-8M0020941 Cross Pin
12830 8- 26-38970 Seal 11060 53 52-853594T Clutch
12820 9•- 23-29804T Tube Guide 11155 54 44-850308 Prop Shaft
81160 10•- 25-30613 O-Ring 11013 55 43-828073A1 Reverse Gear
21190 11 11-826709111 Nut 23140 56 68100-1 Thrust Ring
21720 12 12-36001 Washer 21620 57 30-88957T Ball Bearing
11070 13 28-56654 Key 83445 58 25-896524 O-Ring
31020 14•- 27-858524 Gasket 11410 59 31-30956T Roller Bearing
12510 15•- 32435-1 Wear Plate 11405 60 818763A10 Bearing Carrier
31010 16•- 27-85608-1 Gasket 85130 61 26-14077 Oil Seal (inside)
12320 17• 46-44292A3 Water Pump Base 85700 62 26-12224 Oil Seal (outside)
85040 18 26-16977 Oil Seal 32800 63 12-92721 Washer
85070 19 26-89238 Oil Seal 11381 64 14-18323 Keyed Washer
81390 20- 25-90011 O-Ring (2.188 I.D.) 21120 65 8M2011027 Cover Nut
82270 20•- 25-38099 O-Ring (2.125 I.D.) 21301 66 12-825467Q01 Thrust Hub
31050 21•- 27-42631-1 Gasket 21760 67 13-42351-1 Lockwasher
21580 22 31-36387A1 Roller Bearing 21360 68 12-31211Q03 Tab Washer Receiver
23210 23 15-42637A1 Shim 21200 69 14-816629Q Tab Washer
21800 24 12-29395 Washer 21230 70 11-827614 Prop Nut
30010 25 12-31266 Gasket 11120 71 45-42634 Drive Shaft
85581 26 26-816464-1 Oil Seal 21330 72•- 25-30271 Slinger
21010 27 23-30617A2 Bushing Assembly 21490 73 12-29245 Washer
81180 28 25-25439 O-Ring 11012 74 23-824108 Thrust Spacer
32790 29 12-27880 Washer 12702 75 806105Q1 Anode (not shown)
21132 30 18-20233 Clip 11080 76 28-30281 Key
21030 31 77481-1 Shift Shaft 21413 77 17-35973 Dowel Pin
85140 32•- 26-45577-1 Seal 12120 78 - Complete Water Pump Kit
21731 33 22-8M0058389 Screw 12290 79 47-89984T5 Water Pump Service Kit
31170 34•- 26-8M0058390 Washer 12754 80 888756Q04 Aluminum Anode Kit
21870 35 93423-1 Insert (Starboard) 87510 81 26-33144A2 Gearcase Seal Kit
21880 36 93424-1 Insert (Port) 22463 82 16-46911 Stud
12822 37 10-76156 Screw 22464 83 16-56298 Stud
21161 38 11-859124 Nut 22467 84 16-56297 Stud
21170 39 11-859116 Nut 22468 85 16-69501 Stud
21740 40 10-32470 Screw
22430 41 10-30206 Screw
12670 42+ 31640Q4 Trim Tab
21610 43 31-42647A1 Roller Bearing
11091 44 - Foward Gear Set
11190 45 11-35921 Nut
11030 46 818349T1 Shift Spool
Included in Kit No. 87510
+ Included in Kit No. 12754
• Included in Kit No. 12120
- Included in Kit No. 12290
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