Pro Form Carb main body replacements

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73Dart340Sport

73dart340
FABO Gold Member
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I have a Barry Grant 650 Claw which has a crack in the main body. Since Barry Grant / Demon won't sell main bodies, I have been looking at Pro Form replacement main bodies. I am wondering if anyone has ever used a Pro Form main body replacement with Barry Grant / Demon base plates, and metering blocks?

Thanx
 
Don't waste your time they don't work, just a Chinese copy of the same carb you have.

How did the main body get cracked?

Claws are at least 10 years old and had a short life span, there was a reason for this. The Mighty Demon replaced them and is, in my opinion the best carb on the market.

We have even gone away from Speed Demon in favor of the Mighty Demons adjustability features.

If you want more info you can visit the tech section of our web site at www.4secondsflat.com
 
Thanks for your reply! I do not know how it got cracked, but the crack runs across the face of the main body on the primary side! I understand that there is no way to mend concentracast white brass!? I did however put the carb back together after a thorough cleaning and combined with a clean gas tank, it runs well. Also, someone overtightened the Secondary float bowl and I'm missing threads on one of the 4 screws.

I am calling today for a hard copy of your much recommended book! I have read Bohacz's book on tuning Demon Carbs, and while it is good, too many things are left out. I am hoping that your book is "the missing link"!
 
I've ran both the Demon carbs and a Pro Form carb. I had great luck with both of them, and actually plan on running a Quick Fuel which has a Pro Form main body on it.
I would assume the metering blocks would work, but I haven't personally done it between the Demon and a Pro Form. I would call Pro Form and double check.
 
Ive also used a few of the proforms and they worked great-dont know about using them with a demon though.
 
I am using a proform 750 and think its awesome. So much nicer than my holley hp 750.
 
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