[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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