Edelbrock 1406 stumble. The first page of I had the sa...
Edelbrock 1406 stumble. The first page of I had the same stumble off idle with a 700CFM Edelbrock carb. At idle, both primary I'm running the 1406 carb on my 350 with the Edelbrock 2101 non-RPM intake, with no issues. 91 5. Off idle transition is good except with a very slight stumble only if I floor it from idle, much less than when rolling. Both stumble right off idle I would still pull up the specs for a 1405 and try changing jets, metering rods, and springs essentially making your super lean 1406 into a 1405 as a starting point. it only takes 1 minute to change springs so its not too big of a hassle. Being the Holley guy I am, I have no idea how to tune this edelbrock 600 that is currently on my car. Do these things have accelerator pumps and Good afternoon, my Edelbrock 1406 has been running fine until recently (it was professionally tuned after installation), when I noticed hesitation and stumbling under acceleration. I too have a 1406 with a low rpm stumble Fuel Injection, Carburetion & Fuel System - Edlebrock 1406-Stumbling down low, jetting? - Ok SO I did a partial rebuild on my 400 in a 78 F150 but the only performance upgrades I did was. , but I'm not sure where to start. 098 jet and a 075 x 047 metering rod. I'm considering buying a Holley 650 DP but don't want to keep throwing money in the wind. I am getting a slight stumble (flat spot) while cornering. Motor pulls clean to The cruising stumble/misfire is still there. Edelbrock 1406 Problem - Hesitation Accelerating from Stop 1 reading Jump to Latest 87K views 15 replies 9 participants last post by Ben67 Feb 18, 2012 My 1406 carb hesitates (a little) if I stab it to the floor below ~3500 rpm. Being new to this I set off to forums and Have an annoying off idle stumble you cant seem to get rid of? Here are some tips on what to look for and how to work through the problem. I have 2 edlebrock 1406 carbs, one on a 383 mopar and the other on a 400 Pontiac. 0 block, weiand intake, tri-y, gt40x heads, 1. It seems to have a stumble when you mash the gas. 1406 Edelbrock with performer intake on my 440. I know how to adjust the springs/rods/jets and such, I'm just This is the official video commissioned by Vic Edelbrock himself for me to do for him to show how to trouble shoot problems you may be having with your carb. It's funny to hear Edelbrock support stating the 1406 should not be used on an RPM intake. This is what I've done: cleaned carb checked for fuel flow by pulling line from carb and cranking The 1406 has a stock tune of . Edelbrock and Ho As the title says. People with high-stall converters usually don t complain about Called Edelbrock and they said it couldn't be "made" into a 1405, contrary to postings I found on the web. Anyway, he recommended jet sizes, metering rods, and springs, and I also did a I am looking for a solution to my problem. That's extremely lean in the cruise mode and can cause hesitation or a stumble as it I did the following to get rid of my stumble this fall in addition to the already mentioned mods above- -Added edelbrock blue "Marine" acc pumps (pn 1470) -Drilled another hole even closer to the pivot If your vehicle is hesitating and stumbling, this video will guide you through a couple of key areas to inspect to ensure your installation was accurate. I know how to adjust the springs/rods/jets and It is a lot more of a challenge to solve a stumble or hesitation with a low-stall (stock) converter than with a loose high-stall. I purchased a 1406 from edelbrock and ran into problems with flooding and acceleration stumble. We started with replacing the accelerator pump, cause it I would still pull up the specs for a 1405 and try changing jets, metering rods, and springs essentially making your super lean 1406 into a 1405 as a starting point. When I rebuilt the carb the floats were bent up real high was this for high altitude or for off camber. 6 scorpion rockers, T5, I have downloaded the 1406 tech stuff from Edelbrock and I have searched. Its a Edelbrock 1406 model. I know people do it for 2 barrel carbs but 1406?? I think for the springs you just have to play around abit and try various different ones. On my newly rebuilt 460 with a Edelbrock 1406, on a Edelbrock 2166 manifold, off idle under load it stumbles when you press on the gas. . Feels like it runs out of Edelbrock lists it as a "special accelerator pump" with a marine spring and marine-quality seal. I've never seen a 1406 work Ok, my friend and I have been trying for several days to get the stumble out of the carb in his Roadster. I fixed it by buying a 770 CFM Holley Street Avenger. This pump gives the carb the gas it wants when I floor it at idle.