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Old 11-22-2006, 11:29 AM   #1
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Edelbrock High-Flo TPI Mainfold

Anyone ever used this high flow manifold before? Any idea how much HP it really adds?

http://www.ecklerscamaro.com/product...dept%5Fid=1298

They have an option for runners too.....

http://www.ecklerscamaro.com/product...dept%5Fid=1298

anyone have history with these????
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Old 11-22-2006, 11:39 AM   #2
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They want $520 for something that Summit sells for $386?! Almost everyone getting an aftermarket TPI manifold gets an Edelbrock (I think they're the only ones that make it now). Their runners are OK, as well as SLP and AS&M, depending on how much porting you want to do on them.
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Old 11-22-2006, 11:40 AM   #3
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Yep, save some big money and go to Summit.
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Old 11-22-2006, 11:54 AM   #4
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any idea on the hp increase? how easy was the install? where the runners worth it or just the manifold?
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Old 11-22-2006, 12:28 PM   #5
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I have owned both ACCEL and Edelbrock runners and bases at the same time. If I can find the pics I'll post them, because I found that the ACCEL base has larger ports, while the Edel runners are bigger.
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Old 11-22-2006, 12:54 PM   #6
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I bought the edelbrock highflow base recently and the runners to intake ports measure 1.75 inches all around. From what I understand the older Edelbrock bases measured smaller. I didnt bother measuring the intake to head ports since Im port matching them anyway.

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Old 11-22-2006, 01:43 PM   #7
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was it worth the money on the performance return?
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Old 11-22-2006, 02:22 PM   #8
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Quote:
Originally Posted by Raptor Pilot View Post
I have owned both ACCEL and Edelbrock runners and bases at the same time. If I can find the pics I'll post them, because I found that the ACCEL base has larger ports, while the Edel runners are bigger.
This statement is incorrect. Edelbrock base and Accel base are the exact same. Infact, if you buy an accel base, it says edelbrock on it.


http://www.thirdgen.org/techboard/af...ighlight=accel (Anybody thinking of buying an Accel base... save your money!! (56k warning))

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Old 11-26-2006, 04:10 AM   #9
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I was and am aware of that fact, not incorrect however. I measured them and they were different in my case, and both were unported when purchased. My ACCEL did not say Edelbrock on it by the way. There was a 4 digit number that did coincide with it being an Edelbrock piece however. As I said, I had taken pics and measurements but after looking now believe all the info was on an old hard drive that crashed about 3-4 yrs ago. Same for the runners as I described previously.
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Old 11-26-2006, 07:51 AM   #10
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regardless of what you saw, that is not the way it is now. This day and age the manifolds are the exact same piece. Just different package.
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Old 11-26-2006, 01:41 PM   #11
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Edelbrock just started making the manifolds for Accel this year. Any Accel manifolds purchased before this year will be the original Accel design.
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Old 11-26-2006, 02:51 PM   #12
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Edelbrock is currently the only company making a TPI base for our cars. Both Accel and TPIS' base are just re-boxed Edelbrock's but at least TPIS goes a step further and cleans up the Edelbrock's casting a bit to smooth out the air flow. Whether or not they do a good enough job to merrit the increase in price remains to be seen.

As others have already stated, the $520 price "Ecklers" is asking for is a total rip-off. They should be ashamed of themselves for selling that intake at such a high cost, when EVERYONE else is charging $385-$390 for the EXACT same part! Ditto for what they're asking for the runners. Truly unbelievable they're allowed to get away with ripping people off like that.
There should be a law .....


So, as far as intakes go, the Edelbrock is your only choice at the moment. It's much better than the factory piece (even a fully ported one) but there's still room for improvement. I'm currently porting mine and the difference from "as cast" compared to what I've already ported is night and day. (Stay tuned for picture's when I'm finished....)



As far as runners, if you have plans on upgrading your base, it would be in your best interest to also upgrade the runners as well, because after the base, the runners are the second most restrictive part of your intake. If you want to get the most out of one, you should also do the other.

Top of the line would be the AS&M's but they're also the most expensive, so keep that in mind if your on a budget. Second would be Accel's followed by TPI's (but they're just re-packaged AS&M's with a higher price tag) Then there's Edelbrock's which are I would consider "mid-level" in terms of flow, followed by SLP's which are the cheapest and most plentiful runners on the market. (Though you can port out the SLP's for even more flow if you want)

If you can afford them, I'd recommend AS&M. Best flowing runners on the market-by far and they look stock (that could be considered good or bad) but be prepared to wait, as AS&M no longer carries these in stock and must make them from scratch with each order placed.

If you're looking for performance similar to AS&M's but don't want to spend that much money, go with the SLP's, but be prepared to do a HUGE amount of porting,cutting and welding to get them to match AS&M's flow. (Whether or not it's worth the effort, depends on who you ask)


If you're not interested in doing any port work yourself, are on a budget and are looking for a good "all-around" set of runners in terms of performance/value, go with the Edelbrocks.

They don't flow as well as the AS&M's, but they'll flow more than the SLP's
plus, they also have a pretty unique look to them. Not too many people have them.



EDIT:

As far as when exactly Edelbrock started supplying its TPI base to Accel, I have no idea. Neither does anyone I've spoken to that carries the so-called "Acell" base. Someone already posted a link to my thread in regards to the subject but it's worth posting again to set the record straight.

http://www.thirdgen.org/techboard/af...ighlight=accel (Anybody thinking of buying an Accel base... save your money!! (56k warning))

Accel no loger makes its own base. They just ship out Edelbrock's base inside a cardboard box that say "Accel" on it and you have to pay extra for it. They don't even give you any stickers or catalogs of their own products and remove the stickers and catalogs that usually come with the Edelbrock base they selling as there own

Cheap bastards!

Last edited by LT1FUN; 11-26-2006 at 03:06 PM.
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Old 11-26-2006, 03:02 PM   #13
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what about the scoggin dickey tpi manifolds? are those made by edelbrock as well?
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Old 11-26-2006, 03:08 PM   #14
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what about the scoggin dickey tpi manifolds? are those made by edelbrock as well?
I believe they are.
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Old 11-26-2006, 06:24 PM   #15
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Yes, the Scoggin-Dickey manifolds are Edelbrocks as well. Same part numbers, same casting.
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