Hot Rod Forum : Hotrodders Bulletin Board - View Single Post - Weird issue that I can't find a word for, does anyone know what this is?
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Old 11-19-2012, 10:39 AM
Zerocyde Zerocyde is offline
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Originally Posted by painted jester View Post
Check your secondary accelerator pump! It could cause a stumbling from not being adjusted right and not getting a good squirt right when the secondary's are starting to open on mild acceleration! but on hard exceleration from under 2000 to over 2000 you would probably not notice. Thats just a guess but the carbs a good place to start !

Originally Posted by vinniekq2 View Post
what paiinted jester said is what I had when I modified 650 holley when going from just primary side of carb to secondary transition the car would stutter then jolt forward. It was fine tuning of carb linkage and jetting,it was lean.accelerator pump cam
I would start there unless something is broken?

Hmm. I did change the rear pump cam to a 50cc version. And I remember being frustrated because I couldn't find info on which way to install the cam that came with the 50cc. For all I know I have it put in wrong. I'll go take a look.
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