Quote Originally Posted by Justin_Inc View Post
ah that would explain it...

And i've run plenty of walboro/bosche 044's with a Y block (or tripple block) and gotten tonns of flow and power (not intank setups), but then again i dont really use stock fuel lines in anything except the odd street setup below 500hp
I'll check each pump and see if one is getting weak, it was working great for the longest time and I can't see the truck making more than another 70hp with the new setup.