sorry bout the double post but i got a video of it also.. and ecu is stock LS, and i've replace the injector #1 with a few of them already and same scenario, but i haven't touched the timing at all, still sits @ 12* on a digital TiminGun, plugs & wires are new, spark plugs were gapped .044 and distributor, i used my buddy's distributor to to make sure mines was good on his and it's good. .... and i've drove it WOT 1st & 2nd , boggs, laggs

look @ the video