SAAB WIS ONLINE

Valve gear

Valve gear



1. Inlet valves

A mm 5.9625 ±0.0075
B mm 35.1 ±0.15
C mm 102.27 ±0.15
D mm 1.76
E ° 45°, 20'



2. Exhaust valves

A mm 5.953 ±0.007
B mm 30.1 ±0.15
C mm 100.96
D mm 2.26
E ° 45° 20'


Warning

The exhaust valves are filled with salt and must not be heated to glowing else there is a risk of explosion.




Valve guides

Length mm 36.0 ±0.5
Outside diameter mm 10.028 - 10.039
Inside diameter of valve guides mm 9.976 - 9.991
Maximum play, valve guide - valve stem, intake mm 0.030 - 0.057
Maximum play, valve guide - valve stem, exhaust mm 0.040 - 0.066


Play is measured with the valve disc 3mm from the seat.

Tappets

Outside diameter mm 11.993 ±0.007
Height expanded mm 35.61
Height compressed mm 33.58
Inside diameter, tappet hole mm 12.025 ±0.012


Valve springs

Length
Free mm 42.80 ±0.5
Fitted mm 22.5 - 32.5