Parts included in repair kit as follows
- Bearings ( 4 ) 21540, 21541, 21542, 21543
- Plastic shims ( 5 ) for bearing carrier 23361 / .003, 23364 /.004, 23363 /.005 and 23364 .010 x 2
- Larger lower bearing carrier stainless steel shims 23381 .010 x 2 and 23383 .003 x 2
- Rear bearing stainless steel shims one of each 23371 .003, 23372 .005, 23374 .010 and 23376 .015 with a total
of four units
- Centering cone 22525
- Front bearing carrier 27920
- U-joint nut for drive gear 28470
- Water pump adapter with o-rings and seal installed 27900
- Gasket kit 87654
- Washer for drive gear 21676
- Retainer washer for drive gear pinion nut 23202
- Pinion nut for drive gear 28460
- Nut for lower bearing carrier 21111
- Lower bearing carrier 27800
- Water pump case 12405
- Water pump liner 12391
- Wear plate 12760
- Impeller 89950
- 21/16 gear set for V8 22520
- For lower unit gearcase repair parts, see our suggested parts for an OMC Cobra lower
unit repair page

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| OMC Cobra upper gearcase repair kit |
# 22-522-2 OMC Cobra 21/16 upper gear set assembly
kit for 5.7L marine engine 1986 thru 1993 $1130.89
# 22-532-2 OMC Cobra 21/17 upper gear set assembly
kit for 5.0L Chevy marine engine 1986 thru 1993 $1130.89
# 22-562-2 OMC Cobra 21/18 upper gear set assembly
kit for 5.0L V8 Ford or 3.0L 4-cylinder small hub lower unit marine engine years 1986 thru 1989 $1130.89
# 22-542-2 OMC Cobra 21/19 upper gear set assembly
kit for 4.3L V6 marine engine years 1986 thru 1995 $1130.89
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