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OMC Cobra Complete Upper Housing Rebuild Kit

Upper gearcase assembly kit

  • Parts included in repair kit as follows

Exploded View Drawings
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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

repair kit
repair kit

P/N 22-522-2 OMC Cobra 21/16 upper gear set assembly kit for 5.7 liter marine engine 1986 to 1993 $1130.29

P/N 22-532-2 OMC Cobra 21/17 upper gear set assembly kit for 5.0 Liter Chevy marine engine 1986 to 1993 $1130.09

P/N 22-562-2 OMC Cobra 21/18 upper gear set assembly kit for 5.0 Liter V8 Ford or 3.0 Liter 4-cylinder small hub lower unit marine engine years 1986 to 1989 $1130.09

P/N 22-542-2 OMC Cobra 21/19 upper gear set assembly kit for 4.3 Liter V6 marine engine years 1986 to 1995 $1130.09

OMC Cobra upper gear-case see repair page

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