elec gurus wanted

[camlark]

just bought a vapor speedo/tach dash set up, just curious if i should set up tacho same as instructions (looks messy )or can i use existing tacho wiring etc. bike has 3 wires vapor unit has 2.

[BANDITROD]

what bike is it mate and maybe a few pics will help aswell

[_M_]

vapor isn't messy, its a simple one wire wrapped around one of the spark plugs and the other grounded, couldn't be simpler.