Group
21
Reconditioning engine
Assembly
CYL 1 TDC OVERLAP
VALVE ADJUSTMENT, VALVE COVERS
See footnote on page 58.
Different clearances for different engine types
Valve
clear ince
mm (in),
cold engine
intake...'
exhaust
B27
A
1976-1979
B28A
1980
1981-1982
B27E 1975-1978
1979-1980
Sweden and Aus-
tralia
1979-1980 Other
markets
B28E
1981-1983
B27F 1976-1979
B27F
1980
B27F
1981-1982
Type 1
0.10-0.15
(0.004-0.006
in)
0.25-0.30
(0.010-0.012 in)
X
X
X
X
X
X
X
Type 2
0.20-0.25
(0.008-0.010
in)
0.30-0.35
(0.012-0.014
in)
X
X
X
F28
Turn crankshaft to firing position for No. 1 cylin-
der
The mark
"1"
on the pulley should align with the zero-
mark on the timing scale. Both rocker arms for No. 1
cylinder should have clearance.
F29
Check/adjust valve clearances
Check the following valves in the set position.
Intake: cylinders
1,
2 and 4
Exhaust: cylinders 1, 3 and 6
F30
Turn crankshaft one turn in normal direction to
overlap position for No. 1 cylinder
—*"
The mark
"1"
on the pulley should align with the zero-
mark on the scale. There should be no clearance be-
tween the rocker arms and valve stem tops for No. 1
cylinder.
F31
If Tf TT
Check/adjust valve clearances
Check the following valves in the set position.
Intake: cylinders
3,
5 and 6
Exhaust: cylinders 2, 4 and 5
59
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