2bb / 4bb

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Posted by Bruce in BC [24.207.97.176] on Thursday, September 05, 2013 at 00:42:53 :

In Reply to: Re: Motor update posted by Paul (in NY) [12.64.180.104] on Wednesday, September 04, 2013 at 22:05:50 :

depends on the 4bb but if you get one sized right the milage is generally better than the 2 bb - UNLESS you stick your foot into it .
A 470 holley might be the perfect fit - once you understand them the holleys are way tunable .

Follow Ups:

Re: 2bb / 4bb - Ray Marzolf 07:15:33 09/05/2013

Carb Size... - Marty 12:55:53 09/05/2013
- Marty pretty much has it down - Bruce in BC 14:05:37 09/05/2013
  - Re: Marty pretty much has it down - w200 Tim 14:38:37 09/05/2013
    - One cfm per cid. - Chris Case 21:25:08 09/05/2013
      - Biggger carb = 20% more HP at freeway speed. - Chris Case 21:27:04 09/05/2013
        
        Re: Biggger carb = 20% more HP at freeway speed. - Kaegi 11:33:13 09/06/2013
        
        Re: Biggger carb = 20% more HP at freeway speed. - Dave 02:29:09 09/06/2013

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