Pontiac Hood Tach Wiring Diagram

I have an msd digital hei kit 8501 installed in my 1970 gto.

Pontiac hood tach wiring diagram. For that reason pontiac fused the tach lead circuit on their tach harnesses with a 1 amp in line fuse. If your car has a factory tach aaw recommends that you purchase and install the correct tach harness for your application as noted below. Install the cap making sure all three leads black ground wire is easy to forget are in the cap receptacle. Flemings ultimate garage 64 692 views.

The tach has a 3 prong male connector coming from it the female connector i answered by a verified pontiac mechanic. I first tried the low output green wire and then the high output off the side of coil. Now the hei needs a connection for 12 volts. The truth is it.

There are three wires 1 2 black 3 black with red stripe answered by a verified classic car mechanic we use cookies to give you the best possible experience on our website. I have a reproduction hood tach from about 10 years ago. Install the wire clip from the base into the cap. It shows the parts of the circuit as simplified shapes as well as the power and signal links in between the tools.

I need a wiring diagram to tell me how the colors coming from the wiring harness of the car correspond to the colors on the headlight assembly. A wiring diagram is a simplified standard photographic representation of an electrical circuit. While that may be true wiring systems are still a point of fear and loathing among many restorers of pontiac gtos and other muscle car era machines. These pontiac factory tachs were offered in both hood and in dash design configurations.

Https amzn to 2rirmf9 thanks for watching. I have a 68 gto i m trying to connect the hood tach. I wired up tach and it lights up and the needle goes to about middle and moves a small amount when rpms are increased. I am installing a hood tach on my 71 gto.

I think it is year one or opg not sure. Just a little video i made to help you understand the way a tachometer should be wired. 69 pontiac gto judge for sale with test drive driving sounds and walk through video duration.