6A-22 ENGINE MECHANICAL (G10, 1-CAM 6-VALVES ENGINE)
Valve Springs
D Referring to data given below, check to be sure that each spring
is in sound condition, free of any evidence of breakage or weak-
ening. Remember, weakened valve springs can cause chatter,
not to mention possibility of reducing power output due to gas
leakage caused by decreased seating pressure.
Item
Standard Limit
Valve spring
free length
42.29 mm
(1.6649 in.)
41.0 mm
1.6142 in.)
Valve spring
preload
209 – 235 N
(20.9 – 23.5 kg) at
32.6 mm (46.1 –
51.8 lb at 1.28 in.)
187 N (18.7 kg)
at 32.6 mm
(41.2 lb at 1.28 in.)
D Spring squareness:
Use a square and surface plate to check each spring for square-
ness in terms of clearance between end of valve spring and
square. Valve spring found to exhibit a larger clearance than limit
must be replaced.
Valve spring
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