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Spraying on stock timing

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Old 04-08-2007, 03:42 PM
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Default Spraying on stock timing

Who is spraying 100 shot or 100 + on stock timing ?
Old 04-08-2007, 05:52 PM
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I am spraying a 100 shot on stock timing. But I am running E-85 so I am less prone to knock I would think.

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Old 04-08-2007, 08:04 PM
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I was spraying 100 on stock timing until this past week. Didn't have any problems with it, but figured I go ahead and get a tune while it was in for headers. Keep in mind that this is with stock heads and cam. Any mods to these would definitely require a tune.

99 FRC
Old 04-08-2007, 09:10 PM
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i've sprayed 150 on stock timing tables.
Old 04-08-2007, 09:36 PM
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I thought the rule of thumb was 1 or 2 degrees per 50 shot. Others tell me 150 doesn't need any timing changes.
Old 04-09-2007, 08:14 AM
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i was told, years ago, by NOS tech 1*/50hp. if you were to look at the stock timing tables, you'd see a dip in the timing down to 23* in the 4000 rpm range, then back up.
Old 04-09-2007, 08:30 AM
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So, am I right in saying that you dont need a tune, if your spraying on a stock motor, up to 150? Is that safe? Or should I worry?
Old 04-09-2007, 08:44 AM
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I sprayed 150 on my stock engine/stock timing tables for a long time
Old 04-09-2007, 08:57 AM
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A lot of people do spray 150 on stock timing, I just wanted to see people post up.
Old 04-09-2007, 09:51 AM
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I've done 175rwhp on stock timing...
Old 04-09-2007, 11:13 AM
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i sprayed 150 shot on stock timing as well.
Old 04-09-2007, 05:09 PM
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thats 6 so far
Old 04-11-2007, 07:55 PM
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as long as you change plugs to tr6's i wouldnt worry about it too much.
Old 04-11-2007, 08:10 PM
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I pulled 2 deg and had TR6's with a 150 on a L98 motor. I just followed the directions. I never tried it with stock timing.
Old 04-11-2007, 08:46 PM
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Just a thought related to this thread:
Most people with a bottle have modded a few things on their car. Enough that they surely have gotten a tune by the time they get a bottle. Which means their timing isn't stock.
Old 04-11-2007, 08:53 PM
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I sprayed a TNT 150 shot on stock timing for the LIFE of my 99 Ls1 motor....114,000 miles. At that level a colder plug is more important than reduction in timing.
Old 04-12-2007, 02:26 PM
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ok I'll b safe stick w 125 shot stock timing, just change the plugs
Old 04-12-2007, 02:37 PM
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Is timing more important to be pulled on the low end or the high end of the rpm band? I figure when you are spinning higher on the top on end would the engine not be breathing less n20 than say when its is activated @ 3000.

What does your timing curves look like? What is your max timing on say 5500+.
Old 04-12-2007, 02:40 PM
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How much timing is "stock timing"?

I have 26 degrees now with a tune and will be spraying a 100 shot. Should I have the tuner back it off any?
Old 04-12-2007, 03:05 PM
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26 degrees seems low to me for n/a unless he tuned some knock out.



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