Mazda MX-6 1998, Workshop Manual

Page: 424 / 1282

MECHANICAL [KL]
LH
B C A
W 6 U 1 1 0 W B T
(3) If the valve clearance exceeds the standard,
replace the adjustment shim.
(4) Turn the crankshaft approx. 240° clockwise so
that the No.3 piston is at TDC of the
compression stroke.
(5) Measure the valve clearances at B in the
figure.
Standard [Engine cold]
IN: 0.245— 0.315 mm {0.0097— 0.0124 in}
EX: 0.265— 0.335 mm {0.0105— 0.0131 in}
(6) If the valve clearance exceeds the standard,
replace the adjustment shim.
(7) Turn the crankshaft approx. 240° clockwise so
that the No.5 piston is at TDC of the
compression stroke.
(8) Measure the valve clearances at C in the
figure.
Standard [Engine cold]
IN: 0.245— 0.315 mm {0.0097— 0.0124 in)
EX: 0.265— 0.335 mm {0.0105— 0.0131 in}
(9) If the valve clearance exceeds the standard,
replace the adjustment shim. (Refer to
0 1 -1 0B VALVE CLEARANCE ADJUSTMENT
[KL].)
5. Install the cylinder head cover. (Refer to 0 1 -1 0B
CYLINDER HEAD GASKET REPLACEMENT
[KL], Cylinder Head Cover Installation Note.)
6. Install the intake manifold.
VALVE CLEARANCE ADJUSTMENT [KL]
Perform this same procedure for all camshafts
requiring valve clearance adjustment.
1. Turn the crankshaft clockwise so that the cams on
the camshaft requiring valve clearance adjustment
points straight up.
2. Remove the camshaft cap bolts as necessary.
• RH exhaust side adjustment shim removal: A
• RH intake side adjustment shim removal: B
• LH intake side adjustment shim removal: C
• LH exhaust side adjustment shim removal: D
W 6 U 1 1 0 W 1 5
W 6 U 1 1 0 W B W
3. Install the SSTs as shown.
Tightening torque
11.3— 14.2 N m
{115— 145 kgf-cm, 100—125 in lbf}
49 T012 003
W6U110WBX
0 1 -1 OB-3