25x/27x monster cam 5th gen idling... 14.7:1 comp

DietCoke

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Video doesn't do the compression/sound justice.

[youtube_browser]AASLMeb1GN4[/youtube_browser]


430ci
LS7 small bores (TSP)
Ported Hi-Ram (Killians Porting)
Bullet 257/272 .630 109lsa (Straub Technologies)
14.7:1
4L80
5200 Stall
Lots of little things

:chug:
 
Last edited:

90goldtsiawd

here 4 da laffs & cruelty
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Figured cam346 would've posted this. Sounds like a ridiculous NA build. What's it make?
 

tommygun

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sounds badass.

only issue ive seen is the thin deck on the LS7 heads and that much compression might bite him in the butt.
 

Chance42

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TSP heads have more deck thickness than GM castings. Although I have to ask, it's 430 ci and it has small bore heads (64cc?) ? Was that done for higher compression or ?
 

ninety5fiveoh

DHG FTW!
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Sounds unreal man, those LS-based motors really sound killer when they are built up. Nice work, can't wait to see some track videos!
 

GT Premi

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Sounds like a steam locomotive pumping down the track.
 

big reg

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And I thought my 239/242 .650 111.5 lsa in one of my old GTOs thumped. Good god that sounds awesome.
 

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