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Forum: Camaro V8 LS3 / L99 Engine, Exhaust, and Bolt-Ons 07-07-2011, 08:23 AM
Replies: 759
Views: 568,184
Posted By Viral
The short answer is no. The truthful answer is......

The short answer is no. The truthful answer is... almost. There are some gas stations that still have ethanol-free gas. Here are a few websites you can use to find those stations near you...
...
Forum: Camaro V8 LS3 / L99 Engine, Exhaust, and Bolt-Ons 06-22-2011, 07:48 PM
Replies: 759
Views: 568,184
Posted By Viral
Yes you definitely have fairly severe knock...

Yes you definitely have fairly severe knock retard. And from what my tuner told me, it's usually caused by bad gas. I commented right after you posted that saying I was told that shell gas is one of...
Forum: Camaro V8 LS3 / L99 Engine, Exhaust, and Bolt-Ons 06-20-2011, 08:40 PM
Replies: 759
Views: 568,184
Posted By Viral
The graph above is a perfect example of 'good...

The graph above is a perfect example of 'good gas' vs 'bad gas (87)'. If your dyno graph looks like his 87 graph, you know you have bad gas causing knock retard. If yours is smooth like his top graph...
Forum: Camaro V8 LS3 / L99 Engine, Exhaust, and Bolt-Ons 06-07-2011, 08:01 AM
Replies: 759
Views: 568,184
Posted By Viral
Tornado, I don't see any timing being pulled on...

Tornado, I don't see any timing being pulled on that dyno run. Looks great to me, exactly like a well tuned LS3 should look I think. And the weather shouldn't play a big role in the dyno results with...
Forum: Camaro V8 LS3 / L99 Engine, Exhaust, and Bolt-Ons 06-06-2011, 08:37 PM
Replies: 759
Views: 568,184
Posted By Viral
My tuner mentioned that he does email tunes from...

My tuner mentioned that he does email tunes from all over the country and time after time he sees data logs with terrible knock retard and most of the time it's caused by shell gas. He says in some...
Forum: Camaro V8 LS3 / L99 Engine, Exhaust, and Bolt-Ons 06-06-2011, 07:50 PM
Replies: 759
Views: 568,184
Posted By Viral
From what I've heard, the knock retard that is...

From what I've heard, the knock retard that is pulling timing like on your graph is caused by bad gas. Make sure you're putting high quality high octane fuel (93 whenever possible) in from a good...
Forum: Camaro V8 LS3 / L99 Engine, Exhaust, and Bolt-Ons 05-25-2011, 10:27 AM
Replies: 759
Views: 568,184
Posted By Viral
Figured I'd add my dyno to the official thread as...

Figured I'd add my dyno to the official thread as well. This shows a baseline pull (stock except for JBA axleback), then a second pull after adding a vararam intake and vmax TB.

Peak Gains: 10HP,...
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