Suzuki Baleno Manual page 1598

ENGINE MECHANICAL (J18 TYPE ENGINE) 6A3-59
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
INNER
Valve spring
free length
OUTER
INNER
Valve spring
preload
OUTER
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 springs found to exhibit a larger clearance than
limit given below must be replaced.
Valve spring squareness limit: 2.0 mm (0.079 in.)
Standard
35.00 mm
36.08 mm
(1.3780 in.)
(1.4204 in.)
39.22 mm
40.44 mm
(1.5921 in.) (1.5441 in.)
6.9 – 7.9 kg for 6.2 kg for
27.5 mm 27.5 mm
(13.6 lb/
(15.2 – 17.4 lb/
1.08 in.)
1.08 in.)
15.4 – 17.8 kg for 13.8 kg for
31.7 mm 31.7 mm
(30.4 lb/
(33.9 – 39.2 lb/
1.25 in.)
1.25 in.)
Limit