Junkyard stock 2005 4200 578#/ft 554 hp flywheel @11.4 psi on E85 with bigger injectors and optimized tune - engine dyno.

https://www.youtube.com/watch?v=pPIIcZiYwAs

Last edited by efi-diy; 05/24/21 09:58 PM.

51 GMC 4.2 turbo
Can't solved today's problems using the same technology/thinking that created them