Page 37 - MerCruiser_Catalog_Flipbook
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MerCruiser
GEARCASE BREAKDOWN - ALPHA ONE GEN II
GLM No. Ref No. OEM No. Description GLM No. Ref No. OEM No. Description
28000 1 1623-815822A30 Gear Housing Assy. 21301 41 12-835467Q01 Thrust Hub
85592 2•- 26-861415A1 Face Seal w/ Tool 21760 42 13-42351-1 Lock Washer
89630 3•- 47-43026T2 Impeller 21360 43 12-31211Q03 Tab Wsh Receiver
31240 4•- 27-8172771 Gasket 21200 44 14-816629Q Tab Washer
12500 5•- 8172761 Face Plate 21230 45 11-827614 Prop Nut
30091 6•- 27-8M0112903 Gasket 11405 46 818763A10 Bearing Carrier
81390 7 25-896523 O-Ring 21031 47 815919A1 Lower Shift Shaft
85022 8 26-864319 Oil Seal 85650 48 26-42133 Sleeve
23200 9 8245191 Retainer 11071 49- 28-8M0032833 Key
21580 10 31-36387A1 Roller Bearing (1991-1997) 12341 50• 807929A1 Carrier Assembly
21584 10 31-33138A1 Roller Bearing (1998 & up) 21017 51 23-815921A20 Shift Bushing
23210 11 15-8M0063267 Shim 12702 52+ 806105Q1 Anode Assembly
11140 12 45-816919 Drive Shaft 12824 53 816597A1 Coupling Assembly
85581 13 26-8164641 Oil Seal 12825 54 23-816583 Guide Tube
81175 14 25-896522 O-Ring 12834 55 10-816928 Screw
85140 15•- 26-455771 Seal 21741 56 10-806327 Screw
31170 16•- 26-8M0058390 Washer 21136 57 53-29641 E-Ring
21731 17 22-8M0058389 Screw 82110 58• 25-21836 O-Ring
21610 18 31-42647A1 Roller Bearing 11012 59 23-824108 Thrust Spacer
11091 19 - Forward Gear Set (1991-95) 88180 60 821526 Filler Block
11092 19 43-878087A2 Forward Gear Set (1996-up) 12832 61+ 10-806290 Screw
32800 20 12-92721 Washer 21491 62+ 13-69432 Lockwasher
11190 21 11-35921 Nut 12413 63 N/A Pump Housing
12670 22 31640Q4 Trim Tab (1.94/2/2.40 Ratio) 12834 64 10-40003-27 Screw
12710 22+ 76214Q5 Trim Tab (1.47/1.62/1.81 Ratio) 12098 65 817275A5 Complete Water Pump Kit
11040 23 76865 Shift Crank 12043 66 47-8M0094529 Water Pump Service Kit
11030 24 818349T1 Shift Spool 12722 67 888756Q03 Aluminum Anode Kit
23220 25 15-47397A1 Shim (1991-95) 3.500 O.D. 87511 68 26-816575A3 Gearcase Seal Kit
23221 25 15-44491A1 Shim (1996-up) 3.265 O.D.
21590 26 31-35928T1 Bearing (1.875 I.D./3.500 O.D.)
21591 26 31-828437A2 Bearing (1.750 I.D./3.500 O.D.)
21593 26 31-828439A2 Bearing (1.875 I.D./3.265 O.D.)
21820 26 31-30894A1 Bearing (1.750 I.D./3.265 O.D.)
11420 27 31-30895T Roller Bearing
11050 28 24-30893 Spring
21131 29 17-8M0020941 Cross Pin
11060 30 52-853594T Clutch
11155 31 44-8M0140445 Prop Shaft
11013 32 43-828073A1 Reverse Gear
23140 33 68100-1 Thrust Ring
21620 34 30-88957T Ball Bearing
83445 35 25-896524 O-Ring
11410 36 31-30956T Roller Bearing
85130 37 26-14077 Oil Seal
85700 38 26-12224 Oil Seal
11381 39 14-18323 Tab Washer
21120 40 8M2011027 Cover Nut
Included in Kit No. 87511
+ Included in Kit No. 12722
• Included in Kit No. 12098
- Included in Kit No. 12043
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