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DF40/50 "K6" ('06) MODEL
PISTON
The alumite treatment has newly been added to the 1st ring groove on the piston.
The location of the 1st ring groove has also been changed.
WATER PUMP CASE UNDER GASKET
The water pump case under gasket has been changed in shape.
Thickness of gasket has been changed from 0.5 mm to 0.6 mm.
4 mm
14 mm