found this today on the forum .
progressive throttle link kit for sniper . helps d.d type use . otherwise the sniper is 1:1 with all 4 opening up at the same time.
https://forums.holley.com/showthread.php?22553-Progressive-Linkage-makes-Sniper-EFI-WAAAY-Better
progressive throttle link kit for sniper . helps d.d type use . otherwise the sniper is 1:1 with all 4 opening up at the same time.
https://forums.holley.com/showthread.php?22553-Progressive-Linkage-makes-Sniper-EFI-WAAAY-Better