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Old 05-26-2012, 10:15 PM   #25
L695speed
 
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Join Date: Apr 2009
Location: Andover, NJ
Posts: 777
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Quote:
Originally Posted by The_Bishop View Post
^ This.

I have a crooked knuckle on my right hand thanks to an accel HEI. Long story.

About your choices:

I don't like Holley carbs on drivers. Crappy, leak-prone design that doesn't do part throttle (90% of street driving!) well, always tends to run rich leading to stinky exhaust, fouled plugs and poor mileage unless you spend far, far too much time dicking with it. And when the weather changes it's out of sorts again. For a car that spends a majority of it's time at WOT they're pretty damn good, though.

Do this one instead:
http://www.summitracing.com/parts/CMB-03-0056/

It's a far better and cleaner carb for street use and doesn't have fuel slosh issues like the holley ones do. Also comes with the calibration kit. No leak issues.
A friend of mine told me the Holley gave him literally hell on his street driven pick up truck. Told me to get an eldobrock 750 for the Vortec 350, since that would work on the 350 and 383. And if I so chose to upgrade I could use a Quick Fuel Tech 750 carb. In fact its matched to the RPM Performer intake from what I gathered on the instruction sheet I found online. The distributor seems to be a lil trickier. Seems the census on the Holleys is they suck on the street even for a 12 second street car. I will still take input on the Eldobrock 750 carb. I would prefer an electric choke as opposed to a manual one.

I believe my friend with the 82 in the link provided above has a factory GM HEI distributor. Run through a 6AL MSD box. At least according to the story. I will have to ask him what else he did. Even if the peak power is made between 5-6000 I'd prefer to have a rev limit of somewhere above 6000. All the cars I've driven including the TA which had an L69 initially revved above 6000 RPMS The few I've driven that redlined below that I couldn't stand.

I still have the factory HEI distributor somewhere. I rebuilt it during the initial swap. But I don't think I can use that one if I'm ditching the computer. I have a build thread on the projects forum. Those who have seen it know I have a rolling chassis that just needs a motor and hard lines. So the car is pretty much built.

Last edited by L695speed; 05-26-2012 at 10:16 PM.
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