Before getting into the nitty gritty, I have been trying to diagnose a fuel system issues, it is lean even with duty cycle very high( 75-100%), I feel like have checked everything and really don't know what to look for at this point.
Been working on getting my fuel system lined out before...
Used linkage kit for any engine using a Weiand 6-71 or 8-71 style blower and dual side mount 4 barrel 4150 carbs. Includes every single piece and instructions. Last pic is a stock photo from Weiand for comparison.
$150 shipped to lower 48 USA.