Subaru SVX 1992 Manual page 203

2-3 [w5C5] ENGINE
3) Measure the clearance between piston ring and
piston ring groove with a thickness gauge .
Before measuring the clearance, clean the piston ring
groove and piston ring.
Unit :mm (in)
Standard Limit
0 .04-0 .09
Clearance be-
Top ring (0.0016 - 0.15 (0 .0059)
tween piston
0.0035)
ring and piston
0 .03-0 .07
ring groove
Second ring (0.0012 - 0.15 (0 .0059)
0 .0028)
ness gauge
B2-117
Fig . 122
5. CONNECTING ROD
1) Replace connecting rod, if the large or small end
thrust surface is damaged .
2) Check for bend or twist using a connecting rod
aligner . Replace connecting rod if the bend or twist
exceeds the limit .
Limit of bend or twist per 100 mm (3 .94 in) in length :
0 .10 mm (0.0039 in)
^V
3
o.
W
1
Thickness gauge
2 Connecting rod
1 I
11
1 Connecting rod j
2 Thickness gauge
B2-118
Fig . 123
3) Install connecting rod fitted with bearing to crank-
shaft and measure the side clearance (thrust clearance) .
Replace connecting rod if the side clearance exceeds
the specified limit.
Connecting rod side clearance :
Standard
0.070 - 0.330 mm (0 .0028 - 0.0130 in)
Limit
0.4 mm (0.016 in)
Fig . 124
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