0317792 KEEPER, Pivot shaft EVINRUDE
115393M, 115493B, 115593, 115693D, 115793S, 135383M, 135443B, 135543E, 135643D, 65372R, 70442M, 70572B, 70673D, 70773S, 75542B, 75642D, 85393M, 85493B, 85593E, 85693D
KEEPER
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BRP EVINRUDE entire parts catalog list:
- EXHAUST HOUSING » 0317792
115593 1975
115693D, 115693G, 115699D, 115699G 1976
115793S, 115799S, 85793S, 85799S 1977
135383M 1973
135443B, 135483B, 135489B 1974
135543E, 135583E, 135589E 1975
135643D, 135643G, 135683D, 135683G 1976
65372R, 65373R 1973
70442M, 70443M, 70472M, 70473M 1974
70572B, 70572E, 70573B, 70573E 1975
70673D 1976
70773S, 75742S, 75743S 1977
75542B, 75543B 1975
75642D, 75643D 1976
85393M 1973
85493B 1974
85593E 1975
85693D, 85693G, 85699G 1976
Information:
Illustration 1 g00344097
(1) 7S-7144 Spring (new spring for valves) Length under test force ... 44.86 mm (1.766 inch) Test force ... 257 25 N (57.7 4.5 lb) The "use again" minimum load at the length under test force ... 217 N (48.8 lb) Length of the spring at the valve open position ... 32.28 mm (1.271 inch) The "use again" minimum load at the valve open position ... 658 N (148.5 lb) Free length after test ... 52.07 mm (2.050 inch) Outside diameter ... 35.21 mm (1.386 inch) Do not allow the spring to bend more than the following value. ... 1.82 mm (.072 inch) (2) Height to the top of the valve guide ... 22.23 0.25 mm (.875 .010 inch) (3) New valve stem Diameter of the new valve stem ... 9.441 0.008 mm (.3717 .0003 inch) The "use again" minimum diameter ... 9.408 mm (.3704 inch)Inside diameter of the valve guide that is installed in the head New minimum diameter ... 9.478 mm (.3731 inch) Worn maximum diameter ... 9.581 mm (.3772 inch) (4) Valve lip thickness The minimum "use again" distance for the 6N-9916 Exhaust Valve ... 2.69 mm (.106 inch) The minimum "use again" distance for the 2W-2620 Inlet Valve ... 2.69 mm (.106 inch) The minimum "use again" distance for the 100-7861 Exhaust Valve and the 148-7455 Exhaust Valve ... 2.56 mm (.101 inch) The minimum "use again" distance for the 100-7860 Inlet Valve ... 2.02 mm (.080 inch) (5) Diameter of the valve head Exhaust valve ... 48.16 0.13 mm (1.896 .005 inch) Inlet valve ... 51.31 0.13 mm (2.020 .005) (6) Angle of the valve face ... 29.25 .25 degrees
Illustration 2 g00344098
(7) Depth of the bore in the head for the valve seat insert ... 12.28 0.13 mm (.483 .005 inch) (8) Valve seat insert Diameter of the valve seat insert for the exhaust valve ... 50.889 0.013 mm (2.0035 .0005 inch) Bore in the head for the valve seat insert for the exhaust valve ... 50.813 0.030 mm (2.0005 .0012 inch) Diameter of the valve seat insert for the inlet valve ... 52.032 0.013 mm (2.0485 .0005 inch) Bore in the head for the valve seat insert for the inlet valve ... 51.956 0.030 mm (2.0455 .0012 inch) (9) Angle of the face of the valve seat insert ... 30.25 .50 degrees (10) Width of the valve seat for the inlet valve and the exhaust valve Maximum permissible width ... 1.93 mm (.076 inch) Minimum permissible width ... 1.14 mm (.045 inch) (11) Dimension from the top of the closed valve to the face of the head Minimum permissible dimension for the exhaust valve ... 0.66 mm (.026 inch) Minimum permissible dimension for the inlet valve ... 0.15 mm (.006 inch) (12) Outside diameter of the face of the valve seat insert Exhaust seat ... 46.02 mm (1.812 inch) Maximum permissible distance for the exhaust seat ... 47.29 mm (1.862 inch) Inlet seat ... 49.28 mm (1.940 inch) Maximum permissible distance for the inlet seat ... 50.55 mm (1.990 inch) (13) Grind the seat of the face of the insert by 15 degrees in order to get a reduction of the maximum seat diameter.