How do you install a tach in a turbo 90 eclipse ??

[roc16g]

Hi does anyone know how to install an aftermarket tach in a 90 eclipse fwd turbo any help would be greatly appreciated Thanks

 

[97spydagst]

easy............... u have four wires red black white and green maybe there diffrent colors it will tell u if so anyways the red goes to a + and the black goes to a - like in your cd player the white goes to a light source and the green goes to a wire under your hood go to like autozone and they will tell u the wire under the hood