First of all, you'll need to know how to do a little bit of soldering, handle some cutting, and realize that if you mess up you'll destroy a 500 dollar car part. With that being said. See the how to on removing your gauge cluster to get up to the point where this takes off.
You also need to purchase an aftermarket tach. I picked up a SunPro Powerline 3.5" gauge for doing this. I reocmmend this gauge because it's cheap, it fits perfectly, and both GotZoom and I have gotten this to work nicely.
To get the sunpro apart you just need to pry off the front ring with a butter knife. Then seperate the electronics out by removing the little access panel on the back and then using a butter knife to pry on the air core to push the electronics out. Then you are all set:
You also need to purchase an aftermarket tach. I picked up a SunPro Powerline 3.5" gauge for doing this. I reocmmend this gauge because it's cheap, it fits perfectly, and both GotZoom and I have gotten this to work nicely.
To get the sunpro apart you just need to pry off the front ring with a butter knife. Then seperate the electronics out by removing the little access panel on the back and then using a butter knife to pry on the air core to push the electronics out. Then you are all set: