hi sir.i got prob with dual cdis.i have tried runs and result i got 100 kmh in a short distance.then the motor start to stumble.then i found out both cdis failed.so,how i can overcome this prob.should i parallel batteries or i should part functions to both which means 1 for fan,1 for iignition.possible for me to hv 2 for ignition and 1 for fan.tq for your helps.