2993inu8iSrC54X
1
D
6,13÷4,13 0,63÷8,53 8,73÷6,73
L
8,18 19 4,29÷0,29
aa
a
aa
'5654÷'53°54
2
3
4
2993INU8iSrC54X>--
5
2993INU6.12NiNnMrC07X>--
aa
a
aa
'5654÷'53°54
225 - 315 - 350 - 400 - 440
315 - 350 400 - 440 225
DISASSEMBLY/REASSEMBLY
Valves, characteristics
IntakevalveA
ExhaustvalveB-Stemandheadareoftwodifferentmaterials
Valves, guides and housings
1 Intakeguide
2 Exhaustguide
A=40
B=31
C=11.000-11.018
D =11.040-11.055
A=35
B=30
C=10.000-10.020
D =10.040-10.055
Note: Valve guides with outer diameters increased by 0.5 mm are
also available as spares. In this case, housing C must be in-
creasedby0.5mmforassemblypurposes.
Valves, guide insertion
Heattheblocktoatemperatureof160°-180°
Forcetheguides,consideringdistance Aand Binrelationtotheblock
surface.
A=25.8-26.2
B=34.8-35.2
A=23.8-24.2
B=28.8-29.2
WeldJoint
ChromePlated
ChromePlated
BaseMaterial
BaseMaterial
BaseMaterial
KD 225_315_350_400_440 Workshop Manual_cod. ED0053029330_1° ed_ rev.00
Dimensions (mm) for KD 315-350-400-440
Dimensions (mm) for KD 225
Dimensions (mm) for KD 315-350-400-440
Dimensions (mm) for KD 225