Test and machining dimensions for cylinder head

AR01.30-P-7162-01A

Test and machining dimensions for cylinder head

Engine 604, 605, 606

Number

Designation

Engine
604, 605, 606

BE01.30-P-1001-02A

Height of cylinder head (H) without camshaft housing

when new

mm

126.85...127.15

Wear limit after machining

mm

126,8

Fig. see

AR01.30-P-7162-01A

BE01.30-P-1002-02A

Overall height for middle of bearing bore of camshaft (H1)

mm

142.95...143.05

Fig. see

AR01.30-P-7162-01A

BE01.30-P-1003-02A

Overall height from camshaft housing contact surface (H2)

mm

87.93...88.07

Fig. see

AR01.30-P-7162-01A

BE01.30-P-1004-02A

Unevenness of contact surface
in longitudinal direction, in transverse direction

mm

0.04

BE01.30-P-1005-02A

Variation of parallelism of top contact surface to bottom in longitudinal direction

mm

0,14

BE01.30-P-1006-02A

Peak-to-valley height

mm

0,006

BE01.30-P-1007-02A

Test pressure with air under water

bar

1.5

BE01.30-P-1008-02A

Valve setback (a) with new valves and new valve seat rings

Exhaust valve

mm

1.3...1.7

Inlet valve

mm

1.3...1.7

Fig. see

AR01.30-P-7162-01A

BE01.30-P-1009-02A

Distance from end of valve stem to base of camshaft bearing (T)

mm

23.7...24.2

Fig. see

AR01.30-P-7162-01A

BE01.30-P-1010-02A

Pre-chamber projection (c)

mm

3.2...3.7

Fig. see

AR01.30-P-7162-01A

BE01.30-P-1011-02A

Hardness of cylinder head contact surface in area of sealing bead of cylinder head gasket

HB

> 70

Fig. see

AR01.30-P-7162-01A