1978 990250H OMC Cobra Sterndrive LOWER GEARCASE GROUP Diagram and Parts

Manufacturer:  OMCOMC Parts
Catalog:  OMC Cobra Sterndrive Parts
Year:  1978
Model:  990250H
Component:  LOWER GEARCASE GROUP

Parts Microfiche Schematic Breakdown



Diagram of 1978 990250H OMC Cobra Sterndrive LOWER GEARCASE GROUP Diagram and Parts

Parts List by Blowout Reference#

#Part NumberDescriptionMSRPPriceRequiredQty 
10389109
GEARCASE & BEARING ASSY
$1, 160.01$1, 160.011
20387817
BEARING, Pinion
$53.99$34.021Add To Cart
30322994
SET SCREW, Bearing
$9.00$9.001Add To Cart
40321123
SCREEN, Water intake
$8.99$6.301Add To Cart
50314728
O-RING, Driveshaft bearing
$3.99$2.801Add To Cart
60981104
BEARING HOUSING & SEAL
$104.36$104.361
70321467
OIL RETAINER, Driveshaft
$13.99$9.802Add To Cart
80301250
WASHER
$3.99$3.234Add To Cart
90909589
RETAINER, Relief
$2.00$2.001Add To Cart
100909590
SET SCREW, Pressure relief
$6.00$6.001Add To Cart
110321127
SCREW, Cover
$2.99$2.424Add To Cart
120308120
SCREW, Screen to cover
$3.05$2.471Add To Cart
130160084
BALL, Pressure relief
$3.99$2.801Add To Cart
140909593
GUIDE, Ball valve
$1.91$1.911Add To Cart
150383784
SCREEN, Valve housing
$15.30$12.391Add To Cart
160982034
COVER ASSEMBLY
$225.00$225.001Add To Cart
170202136
PIN, Cover to gearcase
$2.27$2.271Add To Cart
180909591
SPRING, Pressure relief
$5.09$5.091Add To Cart
190389039
BEARING ASSEMBLY
$71.99$58.311Add To Cart
200321173
THRUST BUSHING
$32.64$26.431Add To Cart
210321171
RETAINING RING
$18.36$14.882Add To Cart
220321174
RETAINER PLATE, Bearing hsg
$36.50$36.501
230302290
WASHER, Screw, retainer
$0.99$0.704Add To Cart
240387374
BEARING HOUSING & SEAL ASSY
$296.99$296.991Add To Cart
250382407
NEEDLE BEARING ASSEMBLY
$25.99$18.201Add To Cart
260387247
NEEDLE BEARING ASSEMBLY
$17.34$13.361Add To Cart
270320862
SEAL
$13.99$8.822Add To Cart
280316563
SCREW
$3.99$2.804Add To Cart
290317178
O-RING
$1.99$1.401Add To Cart
300314731
THRUST WASHER, Reverse gear
$17.99$12.601Add To Cart
310314730
NUT, Pinion to driveshaft
$13.99$9.801Add To Cart
320323206
PINION
$760.19$615.751Add To Cart
330387656
THRUST BEARING, Pinion
$33.99$27.531Add To Cart
340314729
THRUST WASHER, Pinion
$12.99$9.101Add To Cart
350981109
DRIVESHAFT ASSEMBLY
$425.99$345.051Add To Cart
360389040
GEAR & BUSHING ASSY, Forward
$760.19$615.751Add To Cart
370323318
GEAR, Reverse
For 800 series G/C use 910994 For V6 & 235 O/B and Sea Dr. use 398488
$0.00$0.001
380323665
SHIFTER CLUTCH DOG
For 800 series G/C use 337774 For V6 & O/B and Sea Dr. use 398488
$20.80$16.851Add To Cart
390313448
PIN, Clutch dog
$3.99$2.801Add To Cart
400313454
SPRING, Clutch dog pin
$3.99$2.801Add To Cart
410307551
PLUG, Fill and drain
$4.99$3.501Add To Cart
420311598
WASHER, Nylon
$0.99$0.701Add To Cart
430318576
SPRING, Detent
$7.00$7.001Add To Cart
440981319
SHIFT ASSEMBLY, Gearcase
$548.43$548.431
450909316
O-RING, Large
$1.99$1.402Add To Cart
460320140
O-RING, Small
$3.05$2.351Add To Cart
470909305
RACK, Valve, shift assembly
$50.00$50.001Add To Cart
480909307
CYLINDER, Shift assembly
$35.00$35.001Add To Cart
490982088
PISTON & VAVLE ASSEMBLY
$548.43$548.431
500909308
CAP, Piston
$20.00$20.001Add To Cart
510982131
PUSH ROD & SET SCREW ASSEMBLY
$548.43$548.431
520320176
PIN, Push rod
$1.25$1.251Add To Cart
530909306
PIN, Rack to valve
$13.44$13.441Add To Cart
540321119
O-RING, Propeller shaft
$2.99$1.891Add To Cart
550389042
THRUST BEARING ASSEMBLY, Forward gear
$50.99$41.301Add To Cart
560981616
SHIFT ROD & BEARING ASSY
$11.65$11.651
570316506
BALL, Detent
$3.99$2.801Add To Cart
580302510
SCREW, Retainer to gearcase
$4.99$4.044Add To Cart
590318544
SCREW, Drain & fill
$13.99$9.801Add To Cart
600324474
SCREW, Shift housing to gearcase long
$3.99$2.801Add To Cart
600300630
SCREW, Shift housing to gearcase short
$3.99$3.235Add To Cart
610302290
LOCKWASHER, Shift housing to gearcase
$0.99$0.706Add To Cart
620323516
THRUST WASHER, Forward gear
$65.00$65.001Add To Cart
630314745
SHIM, 0.005 pinion
$4.99$3.500Add To Cart
630323362
SHIM, 0.003 pinion
$3.99$2.800Add To Cart
630323361
SHIM, 0.004 pinion
$4.99$3.500Add To Cart
640909118
GASKET, Swivel brg retainer
$4.99$3.501Add To Cart
650389866
PROPELLER SHAFT ASSY
$392.85$318.211Add To Cart
650389886
PROPELLER SHAFT ASSY
$200.00$200.001Add To Cart
660323518
SHIM, 0.003 forward gear
$11.28$11.280Add To Cart
660323519
SHIM, 0.004 forward gear
$6.00$6.000Add To Cart
670382408
THRUST BEARING ASSEMBLY, Reverse gear
$7.99$6.471Add To Cart
680316534
SCREW, Housing to gearcase
$4.99$4.044Add To Cart
690981088
SWIVEL BEARING RETAINER & BUSHING
For 1980 and new 800 series use 982439. For all 400 series and 800 series units prior to 1980 use 982606.
$0.00$0.001
700310649
SEAL
$22.99$16.101Add To Cart
710313353
SEAL
$15.99$11.202Add To Cart
720313607
LUBRICATING FITTING
$4.99$4.041Add To Cart
730981315
SHIFT ASSEMBLY
$1, 114.24$1, 114.241
740307247
LOCKWASHER, Screw, cover
$4.07$3.144Add To Cart
750323465
SCREW, Cover
$5.00$5.004Add To Cart
760307450
O-RING, Retainer
$1.99$1.401Add To Cart
770908158
SCREW, Cable retainer
$2.99$2.102Add To Cart
780982035
SHIFT HSG & SUPPORT ASSY
$100.00$100.001
790982033
IDLER PULLEY & BRG ASSY
$27.82$27.821
800909291
SHAFT, Idler pulley
$17.00$17.001Add To Cart
810909294
RETAINER, Pinion shaft
$12.06$9.771Add To Cart
820909299
DRIVE PULLEY
$137.95$111.741Add To Cart
830909300
PINION SHAFT
$105.76$105.761
840909603
COVER, Shift housing
$148.52$120.301Add To Cart
850909604
GASKET, Cover, shift hsg
$5.09$3.921Add To Cart
860909606
SEAL, Pinion shaft, shift hsg
$6.11$4.701Add To Cart
870909620
RETAINER, Cable, shift hsg
$17.99$14.571Add To Cart
880909747
O-RING, Seal, pinion shift
$1.01$0.781Add To Cart
890909748
WASHER, Pinion to bearing
$1.99$1.401Add To Cart
900909969
QUAD RING, Shaft
$1.01$0.781Add To Cart
910981312
BEARING ASSY, Pinion shaft
$10.19$8.251Add To Cart
930909303
WASHER, Idler pulley
$4.07$3.144Add To Cart
940320570
SPACER, Propeller nut
$18.99$13.301Add To Cart
950909779
TRIM TAB, Gearcase
$82.47$82.471
960313715
SCREW, Trim tab
$8.99$6.301Add To Cart
970320569
NUT, Propeller
$10.99$8.461Add To Cart
980309955
COTTER PIN, Propeller nut
$0.99$0.701Add To Cart
990306314
LOCKWASHER, Screw, long
$1.59$1.281Add To Cart
1000313697
SCREW, Gearcase to housing, long
$12.99$10.521Add To Cart
1010307708
LOCKWASHER, Screw, short
$1.01$0.825Add To Cart
1020552898
SCREW, Gearcasse to hsg, short
$5.81$5.815
1030908668
SCREW, Extension, rudder
$5.99$4.852Add To Cart
1040909548
CLAMP, Extension, rudder
$16.00$16.001Add To Cart
1050909549
EXTENSION, Rudder
$53.05$42.971Add To Cart
1060387158
PROPELLER, 15-1/2 x 13
$173.46$133.471Add To Cart
1060387518
PROPELLER, 15 x 17 SST
$250.00$250.001
1060387160
PROPELLER, 15 x 17
$184.99$142.341Add To Cart
1060387997
PROPELLER, 14-1/2 x 28 SSTR
$300.00$300.001
1060387520
PROPELLER, 14-1/4 x 21 SST
$551.99$424.751Add To Cart
1060387162
PROPELLER, 14-1/4 x 21
$184.99$142.341Add To Cart
1060387995
PROPELLER, 14-1/2 x 24 SSTR
$295.00$295.001
1060387161
PROPELLER, 14-1/2 x 19
$184.99$142.341Add To Cart
1060389019
PROPELLER, 14-1/4 x 23 SST
$300.00$300.001
1060387163
PROPELLER, 14-1/4 x 23
$172.71$132.891Add To Cart
1060387996
PROPELLER, 14-1/2 x 26 SSTR
$295.00$295.001
1060387159
PROPELLER, 15-1/2 x 15
$184.99$142.341Add To Cart
1060387519
PROPELLER, 14-1/2 x 19 SST
$551.99$424.751Add To Cart
1070321295
CONVERGING RING
$18.94$15.341Add To Cart
1080387157
BUSHING ASSY., Prop
$62.23$55.021Add To Cart
1090982197
LOWER GEARCASE GASKET & SEAL KIT
$62.99$51.021Add To Cart
1100982191
LOWER GEARCASE SHIM KIT
$25.00$25.001Add To Cart
9816100981610
OIL PUMP HOUSING & COVER
$350.00$350.001
9820860982086
GEARCASE ASSY, Complete
$0.00$0.001
 
 
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** Pricing applies to Internet orders only. Required numbers shown are quantities used per whole assembly. Prices are based on a quantity of one (Each). You order one, you get one. Order the quantities needed for your repair.