Install an "electric vacuum switch".
It uses an electric switch (like one you install in your dash) to turn a vacuum port on or off.
This way, you can tie into the vacuum port such as was mentioned by the other guy, but instead of just unplugging it, you can control it.
It uses an electric switch (like one you install in your dash) to turn a vacuum port on or off.
This way, you can tie into the vacuum port such as was mentioned by the other guy, but instead of just unplugging it, you can control it.