If you have purchased a Tach it should have the installation instructions with it. I this is just a General how to question then follow the link for an example of the how to instructions.
Hope This Helps.
What is the weight of a 1987 Toyota pickup long bed with a 5 speed
1423
attached to the battery. bolted to the engine
The ECU. (COMPUTER)
It's on the valve cover
dont know
6 on 5.5
On the left side under the hood.
its located in the fuel tank
15 amp..
Short in the wiring.
what ever you can sell it for