OMC Parts / OMC Cobra Stern Drive Tech Drawings

Used OMC Cobra upper gear case
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Cobra used OMC stern drive upper gear case
  • Used OMC Cobra stern drive upper gear cases replace years 1986 - 1993
  • Ratios: 21:16, 21:18, 21:17, 21:19 and previously discontinued 21:21 are available
  • See chart below for a list of used and new parts installed in our used units 
  • Complete OMC stern drive Cobra lower gear case also available
  • Fully rebuilt upper gear case with new internal parts is also available 
  • Warranty (1 year parts and labour)

 To order a new or rebuilt gear case contact our 24 hour gear case order line: (647) 710-3787

*$1195.29

Limited used units available - please call for availability

*after trade in

New

Used

(parts are sandblasted)

Water pump

Gear set

Bearings

Water pump shaft

Seals

Bearing housing

Core charge deposit of $360 is refunded after trade in is received.

Engine

Gear ratio

  
# 29920-R All four cylinder 1986 - 1989 and 1990 (2.3L) OEM 986382, (5.0L) / 302 Ford V8 OEM # 986382
21/18

Four cylinder 1990 - 1993 (3.0L) see used cobra or phone about rebuilt 21/21 stock we may have
21/21

# 29940-R (4.3L ) / 262 V6 OEM 986380
21/19

# 29930-R (5.0L) / 305 Chevy V8 OEM # 986844, (5.8L) / 351 Ford V8 EFI OEM # 986844, (7.5L) / 460 Ford V8 1987 - 1999 OEM # 986844
21/17

# 29910-R (5.7L) / 350 Chevy V8 OEM # 986381, (5.8L) / 351 Ford V8 OEM # 986381
21/16

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