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Old 08-27-2013, 10:15 AM   #1
Keith 944
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Default Re: 2 step & bad harmonics

^^^^^thanks for that post. some good to know info
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Old 08-27-2013, 11:00 AM   #2
Kevin Panzino
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Default Re: 2 step & bad harmonics

Couldn't agree more. I want to scream when I hear burnouts on a two step. It's like nails on a blackboard. And totally unnecessary. If you can't modulate engine rpm in a burnout, you need to learn how, or find a new hobby/sport.
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Old 08-27-2013, 02:24 PM   #3
Greg Hill
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Default Re: 2 step & bad harmonics

That backs up what I've thought for years. No two steps in our cars.
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Old 08-27-2013, 03:14 PM   #4
NORMAN BARNARD
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Default Re: 2 step & bad harmonics

Would this apply if you were using a msd :soft touch??? Just curious.
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Old 08-28-2013, 07:49 AM   #5
Robbie Welch
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Default Re: 2 step & bad harmonics

We've run in to this at the shop I work at. We've got a customer with a 555 BBC he came to us after breaking a timing chain. We repaired the damage (bent valves ect) replaced the chain and all was good for about 30 pass's and you guessed it, even with a up grade timing chain it broke again. He run's a burnout chip at a pretty high RPM The shop owner's been telling him to get rid of the chip maybe he'll believe David.
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Old 08-28-2013, 02:17 PM   #6
joespanova
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Default Re: 2 step & bad harmonics

There's a difference between the older 2 steps and the newer .
Analog to digital . I wouldn't do a burnout with a 2 step , but at launch RPM ( 7000 ) the newer digital boxes are very smooth.
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Old 08-28-2013, 03:28 PM   #7
Mike Taylor 3601
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Default Re: 2 step & bad harmonics

One thing I have noticed is the higher the rpm the smoother the 2 step gets or feels and sounds,I have used high side on starting line for long time have'nt had any problems ,but I am only on it from flash of first amber.

I agree completely with that article David Reher had in ND.
I say the lower the rpm of chip the harder it is on stuff
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