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Old 12-14-2006, 10:44 AM   #7 (permalink)
66starfire
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Join Date: Dec 2006
Posts: 61
Sorry, nope. Found out its a model 4010 (circa 1978) with vacuum secondaries. It has the chocke delete option and we did rebuild it. at least most of it. A renew kit from anyplace costs 40-80$ and will take like 2 weeks to get here. So we put new power valves, diaphrams, needle and seats in and it floods worse then ever. even hough nothing was changed, we just adjusted the needle and seats. Thing is, the OLD needle and seats were black with carbon/crud and so we think they restricted fuel flow until there was so much vacuum (flooring it) that they opened, flooding it, thats how it was able to drive. now with new properly working needle and seats, they let the correct amount of fuel in all the time, making it run worse because now its flooding all the time. I found a guy about 2 mi. away that supposedly knows alot about holley carbs, and he has pretty much the only parts for them I can find. Im taking my car there (if it makes it) so he can take a gamble at the problem.
Personally I think the carb is just too big. As stated, its a 750, and this is a stock 455. All of the calculation (holley.com AND out of hot rod magazine) say stock, I need about a 650 and so I think that may contibute to the problem. Ill try to find out today though. Im just trying to find a way to make it run decently at the moment so I can title/register it (have to drive quite a ways to do that..) and then dyno it because that would be free, and THEN also because I dont have alot of money for a new carb.
whew long post but I think its worth it.
Scott
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