Suzuki DF 30 - Page 18

1-14 GENERAL INFORMATION
CYLINDER / PISTON / PISTON RING
0.030 (0.0012)mm (in)
Limit
mm (in) 0.12 – 0.27 (0.005 – 0.011)
STD
Limit
mm (in) 0.70 (0.028)
1st
mm (in) 0.35 – 0.50 (0.014 – 0.020)
STD
Limit
mm (in) 1.00 (0.039)
2nd
mm (in) 0.020 – 0.040 (0.0008 – 0.0016)
STD
Limit
mm (in) 0.100 (0.0039)
65.000 – 65.020 (2.5591 – 2.5598)mm (in)
STD
50 (2.0) from cylinder top surfacemm (in)
64.970 – 64.990 (2.5579 – 2.5587)mm (in)
STD
19 (0.7) from piston skirt end.mm (in)
0.100 (0.0039)mm (in)
Limit
mm (in) Approx. 9.1 (0.36)
STD
Limit
mm (in) 7.3 (0.29)
1st
mm (in) Approx. 9.0 (0.35)
STD
Limit
mm (in) 7.2 (0.28)
2nd
mm (in) 1.02 – 1.04 (0.040 – 0.041)
1st
mm (in) 1.21 – 1.23 (0.0476 – 0.0484)
mm (in) 2.01 – 2.03 (0.079 – 0.080)
2nd
Oil
mm (in) 0.03 – 0.07 (0.001 – 0.003)
STD
Limit
mm (in) 0.12 (0.005)
1st
mm (in) 0.02 – 0.06 (0.001 – 0.002)
STD
Limit
mm (in) 0.10 (0.004)
2nd
mm (in) 0.97 – 0.99 (0.038 – 0.039)
STD
STD
mm (in) 1.17 – 1.19 (0.046 – 0.047)
1st
2nd
mm (in) 0.006 – 0.019 (0.0002 – 0.0007)
STD
Limit
mm (in) 0.040 (0.0016)
mm (in) 15.995 – 16.000 (0.6297 – 0.6299)
STD
Limit
mm (in) 15.980 (0.6291)
mm (in) 16.006 – 16.014 (0.6302 – 0.6305)
STD
Limit
mm (in) 16.030 (0.6311)
mm (in) 0.003 – 0.016 (0.0001 – 0.0006)
STD
Limit
mm (in) 0.050 (0.0020)
mm (in) 16.003 – 16.011 (0.6300 – 0.6304)STD
STD
STD
STD
Unit
Data
DF25Q/25QE DF25QR/25T
DF30Q/30QE DF30QR/30T
Piston ring
end gap
Cylinder distortion
Piston to cylinder
clearance
Cylinder bore
Cylinder measuring position
Piston skirt diameter
Piston measuring position
Cylinder bore wear
Piston ring
free end gap
Piston ring
groove width
Piston ring to
groove
clearance
Piston ring
thickness
Pin clearance in
piston pin hole
Piston pin outside
diameter
Piston pin hole
diameter
Pin clearance in
conrod small end
Conrod small end
bore
Item
18