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what does RB do to there carbs?

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Old 03-04-04, 09:18 PM
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what does RB do to there carbs?

im lookin at buyin a racing beat holley kit, but i was wonderin what they do to make it more rotary friendly or whatever they say.
anybody who's bought one know?
Old 03-04-04, 09:39 PM
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Jetting, modified for oil injection, block off power valves. That is all I know of. Holleys like open plenum manifolds, but somehow they mod them to accept individual runner manifolds. I would like to know more, but it seems like a huge secret.

-Marques
Old 03-07-04, 02:53 AM
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Someone give us some info on modified RB holley carbs!!
Old 03-07-04, 03:02 AM
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see sterling carbs
Old 03-11-04, 12:30 PM
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I think opening the air bleeds is one of the biggest things they do? The Holley's get really rich up in the rpms, and by opening the air bleeds it will lean out the high rpms.
Old 03-11-04, 02:59 PM
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I don't think that what they do actually adds that much value to the carb...they are extremely overpriced. My holley 600 works fine on my blowthrough tII, and it wasn't modified by RB, I did modifications myself for free.
Old 03-11-04, 03:11 PM
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It is not what they physically do to the carb, it is all the time and effort over the years of testing and tuning to figure out what works best. I am not trying to defend them just stateing what has been stated to me before?
Old 03-11-04, 03:54 PM
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I dont think they block the PV.
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