[Chevelle-list] Holley or Edelbrock

Michael Pell mjpell at prostreetcar.com
Tue Jun 26 03:39:44 MDT 2007


I have a Holley 770 Street Avenger carb on my '69 with a 454 and a 
TKO-600, and it's been great, right out of the box, and a simple adjust 
of the idle mix screws.   I was always pleased enough to NOT mess with 
it.  Then I took it to shop for some head work, and they tweaked the 
carb a bit more, and now it starts and runs like a dream.   Starts right 
up, and I can drive away, even in cold weathe (electric choke).  No 
hesitation.   It just works, which is a nice change.

take care,
Mike

--
  I would rather live my life as if there is a God, and die to find out there isn't, Than live my
  life as if there isn't, And die to find out there is. -Blaise Pascal
  
  Check out my webpage at http://www.ProStreetCar.com
  TREMEC Distributor at http://www.5speedTransmissions.com
  Team Chevelle member #1778 (Gold),  ACES member #1377
  Hoosier State Chevelle Assoc (http://www.IndianaChevelles.com) #6



plgchevelle65 at aol.com wrote:

> Anyone have anything good to say about a Demon carb?  I went from a 
> worn out Holley 650 DP to a 750 Demon w/mech secondaries but the 5 mpg 
> was to much!  Swapped it for a 650 Demon with mech sec.  Mpg up to 10 
> -11 mostly highway which I can live with.  Neither was an out of the 
> box job.  Both needed alot of work.  Low end drivability is not much.  
> Going thru the gears & top end is great.  Won't idle til completely 
> warm and a PITA at all stops.  Got to keep the revs up to take off.  
> Feels like a close box & no rear gears.  Well it's a 252 first & a 
> 3.73 rear.  Cam is a Comp 274 Hi Energy Xtreme, 236 dur 490 lift.  
> Down from a 284 in the six yrs I've owned it.  The guy at BG says too 
> much cam & go to a 575.  Wouldn't that kill the performance!!!  I've 
> got a TKO 600 with a 2.87 first going in this winter which may solve 
> it all and give me both low end drivability & 1/4 mile performance.  
> Why don't I go with an Edelbrock which most people say are great right 
> out the box?  Probably the Look.  Some of us just prefer the 
> Holley/Demon look.  All thoughts, comments, ideas, advice, or just 
> ventilation appreciated. 
>
> For anyone that was at the MCC/ACES show at North East, MD Sat and/or 
> Sun, wasn't that "Some Show"? Over 200 Chevelles, great weather and 
> great people.  That loaded 383 stroker that was given away kept 
> most everyone til the end!  I applaud the MCC leadership and all my 
> hard working fellow and fellowette members for another terrific show 
> and a Great weekend!!!                                     
>
> Phil G. 65 SS
>
>
> -----Original Message-----
> From: BAINEY, WALTER
> To: chevelle-list at chevelles.net
> Sent: Sun, 24 Jun 2007 6:58 pm
> Subject: Re: [Chevelle-list] Holley or Edelbrock
>
> The 600 cfm vacuum secondary Holley is the most inconsistant pita carb 
> I have worked with.  If you go holley make it a double pumper.   
> Quadrajets and Edelbrocks will work well too.
> My .02
> Walt
>
> ----- Original Message -----
> From: chevelle-list-bounces at chevelles.net 
> <mailto:chevelle-list-bounces at chevelles.net> 
> <chevelle-list-bounces at chevelles.net 
> <mailto:chevelle-list-bounces at chevelles.net>>
> To: The Chevelle Mailing List <chevelle-list at chevelles.net 
> <mailto:chevelle-list at chevelles.net>>
> Sent: Sun Jun 24 15:27:42 2007
> Subject: Re: [Chevelle-list] Holley or Edelbrock
>
> I know what you mean Howard...My 327 has a mild cam..465 lift 224 
> duration @.050 on both intake and exhaust...headers...roller 
> rockers....weiand stealth dual plane intake and a couple other small 
> bolt-ons...I know Holleys are good once you get them right..but man..I 
> just can't seem to find that spot..I've just heard that the Edelbrock 
> is a much more forgiving carb if you know what I mean...
> John
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