Ls swap
09-30-2017, 11:18 PM
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Ls swap hey I'm new to this thing I swapped a 5.3 from a 2004 silvarado into a 57 Chevy bel air and been having a hesitation / stubble around mid throttle never stalls never drops past 60 psi fuel pressure has custom harness and a flashed computer I'm going crazy trying to figure this out any help would be awesome or what to look for ?
