Originally posted by CLASSVT:
This vendor stated that all of the O2 simulators he has sold have a tendency to go out between 3-5 months of use.


Maybe he sells crap or wants another sale???

The ones I got with the MSDS headers still work fine after 3 years of use. (~3.5 years old) They've been on and off several times as well. Now off of course.


Even with that said why not just build your own set for a couple bucks. It's a very simple circuit and there is even a great how-to on it.

2000 SVT #674 13.47 @ 102 - All Motor! It was not broke; Yet I fixed it anyway.