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No, he did a full tune at that time not just gear ratio,etc. You got the expected results. What make are your headers? The headers are 1 3/4" into 3".
I am running the QTP's into the RT cats and "X" pipe that come with the QTP's. Didn't want to mention it earlier as I didn't want to start another header war. My RT system is 2-3/4 by the way.
A4, blackwing, corsa indys, 3.42 gears added last year
this year: added 1 3/4 headers w/high flow cats, xpipe -car was tuned last year because of the new gears:
Problem: headers gain NO new power - car's time in the 1/4 did not change: car was dynoed by the same person on the same dyno at about the same time of year -not too many variables!! Wazz up????
Ya know, I have looked at this again and until you get it on the dyno again and do wide band 02 measurements (in front of the cats, so you will need to have an 02 bung placed in one of the headers) you won't know whats going on.
The a/f ratios could be way off after the header install. And if you are going to compare track nbrs you'll have to compare 60ft times, DA, track conditions as well.
I would start by taking the car to a competent, well respected tuner and having it retuned following the header install. With your mods you should be around 325-330 RWHP.
I never posted highly technical reasons. People that haven't studied physics and fluid mechanics wouldn't have a clue what I was talking about. That would be like me trying to understand a tuner.
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Muuusssstttt rrreeesssiisssttt the temptation........ You have never posted anything to back up anything you have EVER posted. C'mon bob, dazzle us with your knowledge.
Let me guess, Mike Norris is the secret tuner........surprise surprise!
I am not sure if I am the "secret tuner" as mentioned, but since I was brought up in this thread I will give my 2 cents.
First on the Vararam, it works for what it was intended at speeds and is in the ball park with other cold air systems on the dyno. I am not a big fan of the foam filter and generally put a K&N in there. The foam filter flows more air, but also allows more dirt.
No on to the headers, I did personally have a used set of RK Sport headers, clones of the TPIS, we put on one of our customers cars at his request. An option over new and "how bad could they be?".Wel, it picked up about 2RWHP and 3RWT using the RK highflow cats. Took off the cats and she gained 5RWHP and 4RWT. Very odd. Customer was quite disappointed.
Eventually we put on a new set of TPIS headers and OR pipes and she gained 20RWHP and 25RWT. Just shows you can have a bad header. Food for thought. Later.
I am not sure if I am the "secret tuner" as mentioned, but since I was brought up in this thread I will give my 2 cents.
First on the Vararam, it works for what it was intended at speeds and is in the ball park with other cold air systems on the dyno. I am not a big fan of the foam filter and generally put a K&N in there. The foam filter flows more air, but also allows more dirt.
No on to the headers, I did personally have a used set of RK Sport headers, clones of the TPIS, we put on one of our customers cars at his request. An option over new and "how bad could they be?".Wel, it picked up about 2RWHP and 3RWT using the RK highflow cats. Took off the cats and she gained 5RWHP and 4RWT. Very odd. Customer was quite disappointed.
Eventually we put on a new set of TPIS headers and OR pipes and she gained 20RWHP and 25RWT. Just shows you can have a bad header. Food for thought. Later.
Mike Norris
Good to see that someone else, a well respected tuner, no less, believes that the Vararam actually works.
I don't know you, haven't talked to you and haven't seen your name mentioned. Guess now you know.
You never heard of Mike Norris? Where the hell are you hiding Bob, under a rock? Mike is one of the most respected tuners in the country. See you on the 23rd. Mike Bob
You never heard of Mike Norris? Where the hell are you hiding Bob, under a rock? Mike is one of the most respected tuners in the country. See you on the 23rd. Mike Bob
C'mon bob, who's the secret tuner. I bet if he did say that, you did'nt give him the whole story. You bent it to serve your purpose. Just like always.
304rwhpw/ new headers - was 304rwhp before header application. Best time before headers was 12.81/110mph last Fall in cool air.
Best time last Saturday with warmer weather was 13.1/108mph
Dennis, I was at some of the same events that you were at last Fall (I was running 13.15), I was also at the same Milan event as you last week. My Milan times were about .3 second slower than last falls events... thus your 13.1 -.3 =12.8. Looks like no change from last year.
You never heard of Mike Norris? Where the hell are you hiding Bob, under a rock? Mike is one of the most respected tuners in the country. See you on the 23rd. Mike Bob
Look dummy, did I say I never heard of him? Let me explain what I said. You do understand English?
"I don't know you" means I have never met him.
"haven't talked to you" means we have never had a conversation.
"haven't seen your name mentioned" means I looked back thru the threads and didn't see anyone mention his name.
And let me add a mystery tuner was mentioned. Don't know what that means. I did not mention his name because I quoted what he told me and I didn't ask his permission to use his name. You know him VERY well.
I'll go by what he says. In my opinion he's one of the best Vette guys in the country. And I'm sure you'll agree.
Now go find yourself a class in 'reading comprehension'.
Look dummy, did I say I never heard of him? Let me explain what I said. You do understand English?
"I don't know you" means I have never met him.
"haven't talked to you" means we have never had a conversation.
"haven't seen your name mentioned" means I looked back thru the threads and didn't see anyone mention his name.
And let me add a mystery tuner was mentioned. Don't know what that means. I did not mention his name because I quoted what he told me and I didn't ask his permission to use his name. You know him VERY well.
I'll go by what he says. In my opinion he's one of the best Vette guys in the country. And I'm sure you'll agree.
Now go find yourself a class in 'reading comprehension'.
Like I said, Not sure if I was who you were talking about and have no idea who you are either. Not a big deal. I was brought up by 90 droptop when he posted "Let me guess, Mike Norris is the secret tuner........surprise surprise!" about two posts before mine. I only found this thread when I did a search for "Norris" and figured since I was mentioned I would try to help out with the original purpose of the thread. Be civil y'all and thanks for the kind words for sure. Greatly appreciated.
Like I said, Not sure if I was who you were talking about and have no idea who you are either. Not a big deal. I was brought up by 90 droptop when he posted "Let me guess, Mike Norris is the secret tuner........surprise surprise!" about two posts before mine. I only found this thread when I did a search for "Norris" and figured since I was mentioned I would try to help out with the original purpose of the thread. Be civil y'all and thanks for the kind words for sure. Greatly appreciated.
Mike Norris
Hey Mike, you just gotta know Korreck to love him. Anyway i'll see you on the 23rd. Bob
Like I said, Not sure if I was who you were talking about and have no idea who you are either. Not a big deal. I was brought up by 90 droptop when he posted "Let me guess, Mike Norris is the secret tuner........surprise surprise!" about two posts before mine. I only found this thread when I did a search for "Norris" and figured since I was mentioned I would try to help out with the original purpose of the thread. Be civil y'all and thanks for the kind words for sure. Greatly appreciated.
Mike Norris
Hi Mike. I don't know what poop top said. He's an immature kid and worse than most children. I have him on my ignore list which is why I didn't see your name.