Valve Dimensions - Skoda Octavia III 2013 Workshop Manual

If the valve collets were removed from the assembly cartridge,
first of all they must be inserted into the insertion device for valve
collets -VAS 5161/18- .
• The large diameter of the valve collets points to the top.
– Press the assembly cartridge from the top onto the insertion
device for valve collets and lift up the valve collets.
– Insert the valve spring and the valve spring retainer.
– Re-insert the assembly cartridge into the guide plate -VAS
5161 A/31- .
– Press down the pressure fork and turn the knurled screw to
the left and to the right while pulling it upwards, by doing so
the valve collets are inserted.
– Release the pressure fork on tightened knurled screw.
– Repeat the procedure for each valve.
Assembling
Assembling is performed in the reverse order, while paying at‐
tention to the following:
– Ensure that all the roller arms are correctly positioned on the
valve stem ends and are clipped in place on the relevant hy‐
draulic balancing elements.
– Install camshaft housing
⇒ "2.6 Removing and installing camshaft housing",
page 114 .
2.9

Valve dimensions

Note
Inlet and exhaust valves must not be reworked. Only lapping-in
is permitted.
For 1.6l engines
Dimension
∅ a mm
∅ b mm
c mm
α ∠°
For 2.0l engines
Dimension
∅ a mm
∅ b mm
c mm
α ∠°
1.6/66; 77; 81; 2.0/105; 110; 135 kW TDI CR engine - Edition 07.2014
Inlet valve Exhaust valve
26,60
5,975
99,30
45
Inlet valve Exhaust valve
28,10
5,975
99,30
45
Octavia III 2013 ➤ , Octavia III 2014 ➤
24,50
5,965
99,10
45
26,00
5,965
99,10
45
125
2. Valve gear