0383851 JOHNSON GEARCASE & BEARING ASSEMBLY


0383851 GEARCASE & BEARING ASSEMBLY JOHNSON 20R69B, 20R70C, 20R71S, 20R72R, 20R73A, 25E72R, 25E73A, 25E74M, 25E75B, 25E76E, 25R69B, 25R70C, 25R71S GEARCASE
0383851 GEARCASE & BEARING ASSEMBLY JOHNSON
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Buy GEARCASE & BEARING ASSEMBLY 0383851 JOHNSON genuine, new aftermarket parts with delivery
Number on catalog scheme: 36
 

BRP JOHNSON entire parts catalog list:

20R69B, 20R69D, 20RL69B, 20RL69D 1969
20R70C, 20R70E, 20RL70C, 20RL70E 1970
20R71S, 20RL71S 1971
20R72R, 20RL72R 1972
20R73A, 20RL73A 1973
25E72R, 25EL72R, 25R72R, 25RL72R 1972
25E73A, 25EL73A, 25R73A, 25RL73A 1973
25E74M, 25EL74M, 25R74M, 25RL74M 1974
25E75B, 25EL75B, 25R75B, 25RL75B 1975
25E76E, 25EL76E, 25R76E, 25RL76E 1976
25R69B, 25R69D, 25RL69B, 25RL69D 1969
25R70C, 25R70E, 25RL70C, 25RL70E 1970
25R71S, 25RL71S 1971

Information:


Illustration 1 g03322736
Table 1
Specification for 350-4386 Cylinder Head Gp
Item Qty Part Specification Description
1 2 130-2607 Valve Seat Insert During installation, shrunk the valve seat insert and ress the insert into the cylinder heads counterbore.
2 2 130-2608 Valve Seat Insert During installation, shrunk the valve seat insert and ress the insert into the cylinder heads counterbore.
3 5 3B-0645 Cup Plug Before installation, apply Loctite 11358 to the bores for the cup plugs.
4 1 3B-0623 Cup Plug Before installation, apply Loctite 11358 to the bores for the cup plugs.
5 2 3B-0623 Cup Plug Before installation, apply Loctite 11358 to the bores for the cup plugs.
Installation depth (D) for cup plug is 1.0 0.5 mm (0.04 0.02 inch).
6 2 3B-0623 Cup Plug Before installation, apply Loctite 11358 to the bores for the cup plugs.
Installation depth (E) for cup plug is 9.0 0.5 mm (0.35 0.02 inch). Bolt Tightening Procedure
The cylinder head bolt tightening procedure depends on which cylinder head gasket is used. Refer to one of the following bolt tightening procedures based on your cylinder head gasket.Bolt Tightening with the 362-8264 Cylinder Head Gasket
Illustration 2 g03322738
Table 2
Item Qty Part Specification Description
7 1 5B-7890 Pipe Plug Before assembly, lubricate the threads with Loctite C5A Copper Anti-Seize.
8 6 131-0420 Cylinder Head Fastener Gp Use the following procedure in order to tighten the bolts for the cylinder head:
Refer to Illustration 2 for cylinder head bolt tightening sequence.
1. Before assembly, apply clean engine oil to the threads of the bolts.
2. Tighten bolt 1 through bolt 8 in the numerical sequence to a torque of 30 5 N m (22 4 lb ft).
3. Again, tighten bolt 1 through bolt 8 in the numerical sequence to a torque of 100 15 N m (74 11 lb ft).
4. Again, tighten bolt 1 through bolt 8 in the numerical sequence to a torque of 450 15 N m (332 11 lb ft).
5. Loosen bolt 1 through bolt 8 in the numerical sequence for an angle of 90 5 degrees.
6. Again, tighten bolt 1 through bolt 8 in the numerical sequence to a torque of 490 15 N m (361 11 lb ft).
7. Tighten two bolts (10) only after bolt 1 through bolt 8 have been given the final torque.
8. Tighten two bolts (10) to 55 10 N m (41 7 lb ft).
9 2 131-0421 Cylinder Head Fastener Gp
10 2 5B-0213 Bolt Bolt Tightening with the 110-6991 Cylinder Head Gasket
Illustration 3 g03322739
Table 3
Item Qty Part Specification Description
7 1 5B-7890 Pipe Plug Before assembly, lubricate the threads of the pipe plug with Loctite C5A Copper Anti-Seize.
8 6 131-0420 Cylinder Head Fastener Gp Use the following procedure in order to tighten the bolts for the cylinder head:
Refer to Illustration 3 for cylinder head bolt tightening sequence.
1. Before assembly, apply clean engine oil to the threads of the bolts.
2. Tighten bolt 1 through bolt 8 in the numerical sequence to a torque of 30 5 N m (22 4 lb ft).
3. Again, tighten bolt 1 through bolt 8 in the numerical sequence to a torque of 200 15 N m (148 11 lb ft).
4. Again, tighten bolt 1 through bolt 8 in the numerical sequence to a torque of 200 15 N m (148 11 lb ft).
5. Turn bolt 1 through bolt 8 in the numerical sequence to an angle of 180 5 degrees.
6. Tighten two bolts (10) only after bolt 1 through bolt 8 have been given the final torque.
7. Tighten two bolts (10) to 55 10 N m (41 7 lb ft).
9 2 131-0421 Cylinder Head Fastener Gp
10 2 5B-0213 Bolt


Parts gearcase JOHNSON:

0383757
 
0383757 GEARCASE HEAD ASSY.
20R69B, 20R70C, 20R71S, 20R72R, 20R73A, 25E72R, 25E73A, 25E74M, 25E75B, 25E76E, 25R69B, 25R70C, 25R71S
0383758
0384577
 
0384577 GEARCASE ASSY., Less drive shaft & pump
20R71S, 20R72R, 20R73A, 25E72R, 25E73A, 25E74M, 25E75B, 25E76E, 25R71S
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