Yes and itโs fairly easy on the mechanical injection engine. You can buy a different profile fuel plate or like I did, grind it to the better profile. In this post thereโs a picture of the different profiles. You should be seeing 25+ boost on hard acceleration.
https://www.irv2.com/forums/f123/hp-increase-by-modifying-fuel-plate-c-8-3-mechanical-232017-2.html
This post is my opinion (free advice). It is not intended to influence anyone's judgment nor do I advocate anyone do what I propose.
Sold 04 Dynasty to our son after 14 great years.
Upgraded with a 08 HR Navigator 45โ...