0303360 "O" RING, Gearcase head JOHNSON
100ESL71A, 115ESL69E, 115ESL70D, 125ESL71C, 50ES71S, 55ES69A, 60ES70B, 60ES71C, 6R69M, 6R70B, 6R71E, 6R72D, 6R73S, 6R74C, 6R75R, 6R76A, 6R77M, 6R78B, 6R79E, 85ESL69E, 85ESL70B, 85ESL71A, 9R69S, 9R70A, 9R71R, 9R72M, 9R73B, CD-25A, MQ-14D, TR-10R
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BRP JOHNSON entire parts catalog list:
- CRANKSHAFT & PISTON » 0303360
115ESL70D 1970
125ESL71C 1971
50ES71S, 50ESL71S 1971
55ES69A, 55ES69C, 55ESL69A, 55ESL69C 1969
60ES70B, 60ES70D, 60ESL70B, 60ESL70D 1970
60ES71C, 60ES71E, 60ESL71C, 60ESL71E 1971
6R69M, 6RL69M 1969
6R70B, 6RL70B 1970
6R71E, 6R71G, 6RL71E, 6RL71G 1971
6R72D, 6RL72 1972
6R73S, 6RL73S 1973
6R74C, 6RL74C 1974
6R75R, 6RL75R 1975
6R76A, 6RL76A 1976
6R77M, 6RL77M 1977
6R78B, 6RL78B 1978
6R79E, 6RL79E 1979
85ESL69E, 85ESL69M, 85ESL69S 1969
85ESL70B, 85ESL70D 1970
85ESL71A, 85ESL71H 1971
9R69S, 9RL69S 1969
9R70A, 9R70C, 9RL70A, 9RL70C 1970
9R71R, 9RL71R 1971
9R72M, 9RL72M 1972
9R73B, 9RL73B 1973
CD-25A, CD-25C, CD-25R, CDL-25A, CDL-25C, CDL-25R 1968
MQ-14D, MQ-14E, MQL-14D, MQL-14E 1968
TR-10R, TR-10S, TRL-10R, TRL-10S 1968
Information:
Table 1
Required Tools    
Tool    Part Number    Part Description    Qty    
A     1U-7600     Slide Hammer Puller Gp     1    
B (1)     5P-7314     Distorter Ring     1    
C (1)     5P-7312     Seal Distorter     1    
( 1 ) Part of the 5P-7318 Wear Sleeve Distorter Group Start By:
Remove the crankshaft vibration damper and pulley.Note: The crankshaft front seal and the wear sleeve are one component. The wear sleeve will not come off with the crankshaft front seal. The wear sleeve must be removed separately.
Turn the quick disconnect switch to the OFF position.
Illustration 1 g01110585
Use Tooling (A) (not shown) in order to remove seal (1) .
Illustration 2 g01110598
Install Tooling (B) (not shown). Install Tooling (C) (not shown) between Tooling (B) and wear sleeve (2). Turn Tooling (C), until the edge of Tooling (C) makes a flat crease in wear sleeve (2). Repeat this procedure until there are enough creases in wear sleeve (2) in order to allow wear sleeve (2) to be slipped off the end of the crankshaft. Remove wear sleeve (2) .Installation Procedure
Table 2
Required Tools    
Tool    Part Number    Part Description    Qty    
D     5P-1733     Seal Locator As     1    
E     5P-1737     Bolt     3    
F     9S-8858     Nut     1    
G     6V-6142     Seal Installer     1    
H     6V-1541     Quick Cure Primer     1    
J     4C-9507     Retaining Compound     1    Note: The crankshaft front seal and the wear sleeve must be replaced at the same time. Once the crankshaft front seal and the wear sleeve are separated, these components cannot be used again. Refer to Special Instruction, SMHS8508, "Special Handling Information and Installation Instructions for Crankshaft Seal Groups That Have Hydrodynamic Grooves In The Sealing Lip" before the seal is serviced.Note: Do not use any type of lubricant during the installation of the crankshaft front seal.Note: Use Tooling (H) in order to clean the outside diameter of the crankshaft and the inside diameter of the crankshaft front seal.Note: Apply Tooling (J) to the outside diameter of the crankshaft. Apply Tooling (J) to the bore of the inside diameter of the crankshaft front seal.
Illustration 3 g01110617
Illustration 4 g01110634
Place crankshaft front seal (1) (not shown) in position on Tooling (D). Install Tooling (D) to the crankshaft with Tooling (E) .Note: Install the crankshaft front seal (1) with the arrow that shows the direction of the crankshaft rotation toward the front of the engine.
The front and rear seals and wear sleeves have different spiral grooves in the seal. Because of this type of design, the front seal group for an engine is different from the rear seal group. If a seal group is installed on the wrong end of the engine, oil can actually be taken out of the engine instead of moving oil back into the engine.
Install Tooling (G) and Tooling (F) onto Tooling (D) .Note: Lubricate the face of Tooling (F) before installation.
Tighten Tooling (F) until Tooling (G) contacts Tooling (D) .
Remove Tooling (F), (G), (E), and (D) from the crankshaft. Check the crankshaft front seal (1) (not shown) for the correct installation.End By: Install the crankshaft vibration damper and pulley. Refer to Disassembly and Assembly, "Crankshaft Vibration Damper and Pulley - Remove and Install".
Parts o JOHNSON:
0303598
0303598 O-RING
100ESL71A, 100ML79S, 10E76G, 10E77A, 10E78M, 10EL79B, 115EL77S, 115ESL69E, 115ESL70D, 115ETZ78C, 115ML79R, 115TXL77S, 125ESL71C, 140ML77S, 140ML78C, 140ML79R, 150TL78S, 150TL79C, 15E76A, 15E77M, 15E78B, 15E79E, 175TL77S, 175TL78C, 175TL79R, 200TL76S,
0303347
0303347 "O"RING
6R69M, 6R70B, 6R71E, 6R72D, 6R73S, 6R74C, 6R75R, 6R76A, 6R77M, 6R78B, 6R79E, BJ20SEECB, BJ20SEEDA, BJ20SEEUM, BJ20SRECB, BJ20SREDA, BJ20SREUM, BJ25ARECA, BJ25AREDC, BJ25AREUR, BJ25BAECM, BJ25BAEDR, BJ25BAEUA, BJ25EECE, BJ25EEDM, BJ25EEED, BJ25EEUB, B
0307858
0307858 "O" RING
100ESL71A, 100ESL72R, 100ML79S, 10E74G, 10E75C, 10E76G, 10E77A, 10E78M, 10EL79B, 115EL77S, 115ESL69E, 115ESL70D, 115ESL73M, 115ESL74B, 115ESL75E, 115ETZ78C, 115ML79R, 115TXL77S, 125ESL71C, 125ESL72R, 135ESL73M, 135ESL74B, 135ESL75E, 140ML77S, 140ML78
0305857
0305857 "O" RING, Valve seat
100ESL71A, 100ESL72R, 10E74G, 10E75C, 10E76G, 115ESL69E, 115ESL70D, 115ESL73M, 115ESL74B, 115ESL75E, 125ESL71C, 125ESL72R, 135ESL73M, 135ESL74B, 135ESL75E, 15E74G, 15E75C, 15E76A, 20R69B, 20R70C, 20R71S, 20R72R, 20R73A, 25E72R, 25E73A, 25E74M, 25E75B
0301877
0301877 "O" RING, Shift rod
10E74G, 10E75C, 10E76G, 10E77A, 10E78M, 10EL79B, 15E74G, 15E75C, 15E76A, 15E77M, 15E78B, 15E79E, 20R69B, 20R70C, 20R71S, 20R72R, 20R73A, 25E72R, 25E73A, 25E74M, 25E75B, 25E76E, 25E77S, 25E78C, 25E79R, 25R69B, 25R70C, 25R71S, 33E69A, 33E69A, 33E70M, 3
0308876
0308876 "O" RING CRANKCASE HEAD LOWER
40E74S, 40E75C, 40E76A, 50ES71S, 50ES72C, 50ES73R, 50ES74M, 50ES75B, 50R79C, 55E76E, 55E77D, 55E78S, 55E79C, 55ES69A, 60ES70B, 60ES71C, 65ES72S, 65ES73R, 70EL76D, 70EL77S, 70EL78C, 70EL79R, 70ES74M, 70ES75B, 75ELR76D, 75ELR77S, 75ELR78C, 75ELR79R, 75
0313754
0313754 "O" RING, Upper bearing
40E74S, 40E75C, 40E76A, 50ES71S, 50ES72C, 50ES73R, 50ES74M, 50ES75B, 50R79C, 55E76E, 55E77D, 55E78S, 55E79C, 55ES69A, 60ES70B, 60ES71C, 65ES72S, 65ES73R, 70EL76D, 70EL77S, 70EL78C, 70EL79R, 70ES74M, 70ES75B, 75ELR76D, 75ELR77S, 75ELR78C, 75ELR79R, 75
0314491
0314491 "O" RING, Valve housing
100ESL71A, 100ESL72R, 115ESL69E, 115ESL70D, 125ESL71C, 125ESL72R, 50ES71S, 50ES72C, 55ES69A, 60ES70B, 60ES71C, 65ES72S, 85ESL69E, 85ESL70B, 85ESL71A, 85ESL72R, BJ250CXEDA, BJ250CXEUM, BJ25ARECA, BJ25AREDC, BJ25AREUR, BJ25PL3EEM, BJ25PL3SIE, BJ25PL3SS