The part you will need purchase in order to use the single cylinder 4217 ignition a are pn4154 Hall Effects pick up, pn 8232 single tower coil, pn 31019 8.5mm spark plug wire and pn 4309 rare earth magnets. The voltage requirements are min of 9.2 volts max 15 volts and minimum current requirement is 2.2 amps. If you have any other questions please email me at
rcorral@msdpowersports.com
Thank you
Ray C.