Suzuki DF350A - Page 20

0A-11 General Information:
Cylinder / Piston / Piston Ring
Item Unit
Data
DF350AT
Cylinder distortion Limit mm (in.) 0.05 (0.002)
Piston to cylinder clearance
std. mm (in.) 0.045 – 0.065 (0.0018 – 0.0026)
Limit mm (in.) 0.10 (0.0039)
Cylinder bore std. mm (in.) 98.000 – 98.020 (3.8583 – 3.8591)
Cylinder measuring position mm (in.) 50 (2.0) from cylinder top surface
Piston skirt diameter std. mm (in.) 97.945 – 97.965 (3.8561 – 3.8569)
Piston measuring position mm (in.) 12.5 (0.49) from piston skirt end
Cylinder bore wear Limit mm (in.) 0.10 (0.0039)
Piston ring end gap
1st
std. mm (in.) 0.20 – 0.40 (0.008 – 0.016)
Limit mm (in.) 0.70 (0.028)
2nd
std. mm (in.) 0.33 – 0.48 (0.013 – 0.019)
Limit mm (in.) 1.00 (0.039)
Piston ring free end gap
1st
std. mm (in.) Approx. 13.6 (0.54)
Limit mm (in.) 10.9 (0.43)
2nd
std. mm (in.) Approx. 13.7 (0.54)
Limit mm (in.) 10.9 (0.43)
Piston ring to groove
clearance
1st
std. mm (in.) 0.030 – 0.070 (0.0012 – 0.0028)
Limit mm (in.) 0.12 (0.005)
2nd
std. mm (in.) 0.020 – 0.060 (0.0008 – 0.0024)
Limit mm (in.) 0.10 (0.004)
Piston ring groove width
1st std. mm (in.) 1.22 – 1.25 (0.048 – 0.049)
2nd std. mm (in.) 1.21 – 1.23 (0.048 – 0.048)
Oil std. mm (in.) 2.51 – 2.53 (0.099 – 0.100)
Piston ring thickness
1st std. mm (in.) 1.17 – 1.19 (0.046 – 0.047)
2nd std. mm (in.) 1.17 – 1.19 (0.046 – 0.047)
Pin clearance in piston pin hole
std. mm (in.) 0.006 – 0.019 (0.0002 – 0.0007)
Limit mm (in.) 0.05 (0.0020)
Piston pin outside diameter
std. mm (in.) 21.995 – 22.000 (0.8659 – 0.8661)
Limit mm (in.) 21.980 (0.8654)
Piston pin hole diameter
std. mm (in.) 22.006 – 22.014 (0.8664 – 0.8667)
Limit mm (in.) 22.030 (0.8673)
Pin clearance in conrod small end
std. mm (in.) 0.010 – 0.023 (0.0004 – 0.0009)
Limit mm (in.) 0.050 (0.020)