I'm using a V6 tach, it works. Not sure if Redline is the same.You can see the V6 printed on it. the 4cyl are blank. Tis is from a Auto 89 4runner. I just swapped the Tac into my cluster. only a few screws nothing hard.
<img src="http://home.fuse.net/PaulE/tach.jpg" alt=" - " />


Paul Elbisser #3233
pastTLCAEastern Rep.
Pres Rice on the Rocks
www.riceontherocks.org