GMT 800 & Older GM General Discussion 2006 & Older Trucks | General Discussion

Stock Rwhp

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Old Mar 10, 2008 | 06:58 AM
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Default Stock Rwhp

still looking but keep finding modified numbers.
Whats the stock RWHP for a 5.3?
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Old Mar 10, 2008 | 10:09 AM
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240-260ish... depends on a lot of different variables, weather, dyno type, etc...
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Old Mar 10, 2008 | 10:25 AM
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mine was 248/267 bone stock. I wish I still had that graph saved so i could make a comparison of my power now..
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Old Mar 10, 2008 | 04:28 PM
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cool. was trying to get an idea of my improvement. went 280/294 with just full exhaust and tune and flt4
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Old Mar 10, 2008 | 04:50 PM
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a stock 5.3 on the dyno you ran on makes around 215-230
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Old Mar 11, 2008 | 05:44 PM
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Originally Posted by DozerDan
a stock 5.3 on the dyno you ran on makes around 215-230
ok. thanks. I shoulda just asked you the other day but wasn't really thinkin about it.
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Old Mar 11, 2008 | 05:58 PM
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65 hp improvement that sounds pretty good for a tune and full exhuast and flt4
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Old Mar 11, 2008 | 07:34 PM
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wow, i made 268HP and 300TQ on a stock tranny with mods in sig(- efans). i didnt think stock rwhp was that low.

Last edited by nick993; Mar 11, 2008 at 07:54 PM.
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Old Mar 11, 2008 | 07:37 PM
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Originally Posted by nick993
wow, i made 269HP and 300TQ on a stock tranny with mods in sig(- efans). i didnt think stock rwhp was that low.
it depends on the dyno, to say exactly what a stock truck dynos at, some dyno higher/lower than others.
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Old Mar 11, 2008 | 07:51 PM
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Originally Posted by joshua022
it depends on the dyno, to say exactly what a stock truck dynos at, some dyno higher/lower than others.
i dont know i was on the big tube..

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