1996-2005 Suzuki DF40, DF50 Four Stroke Outboard Service Manual, Page 416Get this manual
14-5 DF40DF50 "K3" (03) model Item Unit Data DF40T40QH DF50T50WT50WQH
CYLINDERPISTONPISTON RING
Cylinder distortion
Limit STD Limit STD
mm (in) mm (in) mm (in) mm (in) mm (in) mm (in) mm (in)
0.060 (0.0024) 0.020 0.040 (0.0008 0.0016) 0.100 (0.0039) 71.000 71.020 (2.7953 2.7961) 50 (2.0) from cylinder top surface 70.970 70.990 (2.7941 2.7949) 19 (0.7) from piston skirt end 0.100 (0.0039) 0.10 0.25 (0.004 0.010) 0.70 (0.028) 0.25 0.40 (0.010 0.016) 1.00 (0.039) Approx7.5 (0.30) 6.0 (0.24) Approx11.0 (0.43) 8.8 (0.35) 0.02 0.06 (0.001 0.002) 0.10 (0.004) 0.02 0.06 (0.001 0.002) 0.10 (0.004) 1.01 1.03 (0.040 0.041) 1.01 1.03 (0.040 0.041) 2.01 2.03 (0.079 0.080) 0.97 0.99 (0.038 0.039) 0.97 0.99 (0.038 0.039) 0.006 0.018 (0.0002 0.0007) 0.040 (0.0016) 17.996 18.000 (0.7085 0.7087) 17.980 (0.7079) 18.006 18.014 (0.7089 0.7092) 18.040 (0.7102) 0.003 0.015 (0.0001 0.0006) 0.050 (0.0020) 18.003 18.011 (0.7088 0.7091)