Damm nice setup, what the hell happened the 2nd time?
Damm nice setup, what the hell happened the 2nd time?
Thanks man. Hard to say, I sent the block back to Thompson and they didnt have a clue what could cause that much damage. I had my engine guy also have a look and he couldn't give me a definitive answer either. So I'm assuming a bad casting??
Back Alley Motorsports 98 GMC
-5.3l LM7 bored to 5.7l Thompson Motorsports -72mm T4 Magnum Turbo
-TU1 Custom Grind cam(spec speed.inc) -799 heads
-.660" Trick Flow dual valve springs -Forged Probe Pistons 3.902" flat top
lots of hard work and its finally paying off congrats
Nice Set up and great numbers, My set up dam close to yours made 600/656 on 13lbs, glad to see another 5.3 getting er done with the cx turbo![]()
Built 2 Run! 6XX HP/ 6XX TQ