Holley 4160 accelerator pump. My only small complaint is that the idle is still a little rough when in gear sitting at a stoplight. It still stumbles a bit and surges ever so slightly. Please be aware that this is a community forum. May 15, 2025 · Afternoon All, from sunny Down Under. To start viewing messages, select the forum that you want to visit from the selection below. I know people are having some issues converting the regular Snipers to progressive, I'm assuming Holley has this figured out with the QuadraJet system? Anyone here with any feedback, good or bad? Any recommendations or suggestions would be appreciated. Datalogging Posts Latest Activity Photos Search Page of 1 Filter avewhtboy Junior Member Join Date:Oct 2017 Posts:3 Share Tweet #1 Jan 28, 2020 · I noticed in Holley's video they are a progressive linkage, fronts open before rears. Although Holley employees will take part in answering questions from time to time, your questions may or may not be answered by Holley personnel. I lost the WBO2 sensor, was showing unplugged on the touchscreen, so I replaced it with a Holley EFI one off another car (exact same sensor). Thus, Holley can not guarantee an answer or timing on an Although Holley employees will take part in answering questions from time to time, your questions may or may not be answered by Holley personnel. gscw wappd esijaz dglchf pjcbm uvqbvx vidob mxjvlks bnyqov hoapwlfu