silverado t76 turbo kit onl;y 255rwhp!!!!
#21
this is what IDC looks like on stock injectors when you try and boost them...
You need bigger injectors, 42lbs/hr should be fine for now.
#23
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Choda
MULTIMEDIA (truck related)
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Jan 22, 2026 02:03 PM
5.3lSilverado
GM Engine & Exhaust Performance
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Aug 29, 2016 12:48 AM



He was running a MAF tune. I think this was about 9-10 psi on his 4.8.

