Iveco VECTOR Series Technical And Repair Manual page 157

VECTOR 8 ENGINES
Type
CYLINDER HEAD — VALVE TRAIN
∅ 1
Valve guide seats
in cylinder head
∅
2
Valve guide
∅ 3
Valve guides and seats
on the head
Valve guide
∅ 4 ∅ 4
Valves: Valves:
α
Valve stem and its guide
Valve seat in
head h d
∅ 1
Outside diameter of valve
seat; angle of valve seat seat; angle of valve seat
∅
in cylinder head:
2
α α
Recessing of valve Recessing of valve
X
Print P2D32V001E
SECTION 4 - OVERHAUL AND TECHNICAL SPECIFICATIONS
∅1
∅2
∅3
∅4
α
∅4
α
∅1 ∅
∅1
∅2
α α
∅2
α
X
X
VECTOR 8
mm
16.980 ÷ 16.997
10.015 ÷ 10.030
17.012 ÷ 17.015
0.015 ÷ 0.035
17.212 ÷ 17.225
9.960 ÷ 9.975
60° 30' ± 7' 30
9.960 ÷ 9.975
45° 30' ± 7' 30"
0.052 ÷ 0.092
52.985 ÷ 53.020
50,985 ÷ 51.020
53.000 ÷ 52.500
60°
51.000 ÷ 50.500
45°
0.50 ÷ 0.80
0.50 ÷ 0.80
7
Base - April 2006