Case 445/M2 - Page 141

SECTION 4 − OVERHAUL AND TECHNICAL SPECIFICATIONS
ENGINES 7
ED. FEBUARY 2003
Ty p e 4CYLINDERS 6CYLINDERS
CYLINDER HEAD — TIMING SYSTEM mm
∅
1
Valve guide seats on
cylinder head ∅ 1
8.019 to 8.039
2
∅
∅
3
∅ 2
Valve guides
∅ 3
−
−
Valve guides and seats on head −
Valve guides −
∅
α
4
Valves:
∅ 4
α
∅ 4
α
7.963 to 7.943
60º
7.963 to 7.943
45º
Valve stem and guide 0.052 to 0.092
∅
1
Housing on head for
valve seat:
∅1
∅1
46.987 to 47.013
43.637 to 43.663
α
2
∅
V
al
v
e seat outside diameter;
valve seat angle on cylinder
head:
∅ 2
α
∅ 2
α
47.063 to 47.089
60º
43.713 to 43.739
45º
X
X
Sinking X
0.356 to 1.102
0.104 to 0.84
Between valve seat
and head
0.050 to 0.102
0.050 to 0.102
Valve seats −