Thread: Enyone heard of a supercharged 3.4 dohc

Originally Posted by Yokotaashi

From what I have read, the engine was originally rated at 300hp, and chevy tried for almost 2 years to come up with an automatic transmission that could handle it. Finally, GM modified it so it would only output the currently rated 210hp. I have read some accounts of people advancing the timing and tuning the PCM (and some other non-invasive things) to get the 300hp back. As far as mods, I've only seen stuff (like what you see above) jerry-rigged together. Kinda makes you LOL huh?

Thanks Yoshi, for bringing back a dead thread.