0383341 GEARCASE HEAD AND BUSHING ASSEMBLY JOHNSON
1R69C, 1R70R, 2R71A, 2R72M, 2R73B, 2R74E, 2R75D, 2R76S, 2R77C, 2R78R, 2R79A, 4R73C, 4R74R, 4R75A, 4R76M, 4R77B, 4R78E, 4R79D, J2RCIB, J2RCNE, J2RCOC, J2RCRS, J2RCSM, J2RCTD, J4RLCSS, JCO-CCM, JCO-CDR, JCO-CEB, JCO-CUA, JCO-ESE, SC-10S
GEARCASE
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BRP JOHNSON entire parts catalog list:
- GEARCASE GROUP » 0383341
2R71A 1971
2R72M 1972
2R73B 1973
2R74E 1974
2R75D 1975
2R76S 1976
2R77C 1977
2R78R 1978
2R79A 1979
4R73C, 4W73C 1973
4R74R, 4W74R 1974
4R75A, 4W75A 1975
4R76M, 4W76M 1976
4R77B, 4W77B 1977
4R78E, 4RL78E, 4W78E 1978
4R79D, 4RL79D, 4W79D 1979
J2RCIB 1981
J2RCNE 1982
J2RCOC 1985
J2RCRS 1984
J2RCSM 1980
J2RCTD 1983
J4RLCSS, J4WCSS 1980
JCO-CCM 1988
JCO-CDR 1986
JCO-CEB 1989
JCO-CUA 1987
JCO-ESE 1990
SC-10S 1968
Information:
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Dispose of all fluids according to local regulations and mandates.
Ensure that the engine lubricating oil is drained. Refer to Operation and Maintenance Manual, "Engine Oil and Filter - Change" for the correct procedure.
The engine should be mounted in a suitable stand and placed in the inverted position.
Illustration 1 g01478088
Typical example
Disconnect breather hose (1) from clip (6). Position the breather hose away from the engine oil pan. Note: Identify the position and orientation of the tube assembly before removal.
Remove the assembly of the dipstick tube. Loosen nut (3) and remove tube assembly (2). Remove seal (4) from the tube assembly.
Mark the position of clip (6). Refer to Illustration 1. Loosen the bolt that secures the clip and remove the clip.
Illustration 2 g01251978
Typical example
Remove nuts (10) and bolts (9). Note: The bolts are different lengths. Note the position of the different bolts.
Attach a suitable lifting device to engine oil pan (8). Support the weight of the engine oil pan. The engine oil pan weighs approximately 41 kg (90 lb).
Use the lifting device to remove engine oil pan (8) from the cylinder block.
Remove gasket (7) from the cylinder block.
If necessary, remove drain plug (5). Remove O-ring seal (11) from oil drain plug (5). Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A - Loctite 5900 -
B - Loctite 243 -
C - Straight Edge 1 Note: In order to install a cast iron oil pan, the engine must be removed from the machine.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Ensure that the face of the cylinder block is clean and free from damage. Inspect the studs in the cylinder block for damage. If necessary, replace the studs.
Ensure that the engine oil pan is clean and free from damage.
Illustration 3 g01251763
Typical example
Illustration 4 g01803754
Typical example
Apply a bead of Tooling (A) to Positions (Y) on the cylinder block. Note: If the bridge piece for the cylinder block has just been installed, the engine oil pan must be installed before Tooling (A) has cured.
Illustration 5 g01251978
Typical example
Align a new gasket (7) with the studs in the cylinder block. Install the gasket to the cylinder block.
Attach a suitable lifting device to engine oil pan (8). The engine oil pan weighs approximately 41 kg (90 lb).
Use the lifting device to align engine oil pan (8) with the studs in the cylinder block. Install the engine oil pan to the cylinder block. Remove the lifting device from the engine oil pan.
Install bolts (9) and nuts (10) finger tight. Install clip (6).
Illustration 6 g01251982
Typical example
Align the rear face of engine oil pan (8) to the rear face of cylinder block (12). Use Tooling (C) and a feeler gauge in order to check the alignment between the engine oil pan and the cylinder block. The maximum step that is allowed between the cylinder block and the sump is 0.1 mm (0.004 inch).
Tighten bolts (9) and nuts (10) to a torque of 22 N m (16 lb ft). Refer to Specifications, "Engine Oil Pan" for the correct tightening sequence.
Illustration 7 g01251772
Parts gearcase JOHNSON:
0382304
0383001
0382787
0382787 GEARCASE & EXHAUST COVER ASSEMBLY
4R69B, 4R70E, 4R71D, 4R72S, 4R73C, 4R74R, 4R75A, 4R76M, 4R77B, 4R78E, 4R79D, J4RLCSS, J4WCIC, J4WCNR, JH-23A
0383716
0383713
0389038
0391666
0391666 GEARCASE EXTENSION ASSY. 5" LONGER PARTS
J2RCIB, J2RCNE, J2RCRS, J2RCTD, J4BRCIC, J4BRHCNR, J4BRHCTA
0394477
0394477 GEARCASE EXT. ASSY.
BJ3REDS, BJ4BREDS, BJ4BREUC, J2RCOC, J3BRCEC, J3BRESR, J3RCCM, J3RCUA, J3REIA, J3RENM, J3REOD, J3RERE, J3RETB, J3REUC, J4BRECRJ, J4BRHCCS, J4BRHCDE, J4BRHCOB, J4BRHCRM, J4BRHCUD, J4RCCS, J4RCEC, J4RCUD, J4REEA, J4REIA, J4RENM, J4REOD, J4RERE, J4RESR,