a friend of mine recived a tachometer from an another friend and my friend and I was just wondering how to install it into his 4th gen prelude, I have searched the recents and the arcived topics and there is nothing about installing it into a 4th gen, the wires on the tach are black white red and green and 2 little orange and black wires on the back, can anyone help me?

 

sorry wrong post!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!