Scania DC11 - Page 44

44
©
Scania CV AB 2011, Sweden
01:03-02
Exhaust valve seat
Seat angle 45.0°-45.5°
Width of contact surface A 1.8 - 2.6 mm
Valve seat insert, outer diameter 44.081 - 44.092 mm
Valve seat insert position, diameter 44.000 - 44.016 mm
Valve seat insert position, depth 11.25 - 11.35 mm
Distance B between the cylinder head face and the valve disc 0.66 - 1.8 mm
Oversize valve seat insert:
External diameter 44.281 - 44.292 mm
Valve seat insert position, diameter 44.200 - 44.216 mm
Cooling temperature when cooling valve seat insert. approx. -80°C
Cylinder head
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