I bought the Ducati 450 scram in april 1975 and his original elctronic was damage, insted of it i put a lucas rita elect on it in 1995 and it is more efficient and I had to make it 12v insted of 6v.Now i am trying to buy zener diode 14v*10am i wrote a leter to r and m w in UK today but can you help too from els where. I like this bike too much because it is so handy and powerful tork.