First fire up of this LM7 5.3L LS

706 heads
LM7 5.3L
I test run these engines with
Brawler 650 CFM carb
Holley single plane cathedral port intake
MSD-6014BK ignition box

[@jdonez8347]

Good stuff. I'm wanting to have me a few engines on standby lookin into gettin into some boosted single cabs w 5.3s....

[@Greymancustomz]

I’d love to boost my c10 that’s getting a 5.3 swap

[@whoknew..]

“ i want to fix that cause i dont like it “ respect it! Enjoy the motors and your hard work man.

[@Greymancustomz]

I’m having fun doing it. Plenty more videos to come. Hope to get back on one of my own projects soon and share the preogress

[@shortblock6847]

Yes...Sir!!!

[@Greymancustomz]

I’m going to be doing more first fire up videos soon.