DF50Q 4-STROKE YEAR 2000 MOTOR DF50Q 4-STROKE YEAR 2005 MOTOR DF50S-20DS-1C DF50S-20DS-1C(15) DF50S-30DS-1C DF50S-30DS-1C(15) DF50S-40DS-1C DF50S-40DS-1C(15) DF50S-50DS-1C DF50S-50DS-1C(15)