80mm tb - Performance Forum

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80mm tb
Thursday, December 23, 2010 4:55 PM
will this:
http://cgi.ebay.com/ebaymotors/DNA-80MM-UNIVERSAL-THROTTLE-BODY-CNC-BILLET-ALUMINUM-/150530837901?pt=Motors_Car_Truck_Parts_Accessories&fits=Make:Chevrolet|Model:Cavalier|Year:2002&has h=item230c564d8d#ht_3335wt_1165
Fit in the 2200 and will it work?
or is it too laggy?
i know the bid is over but you can still see the item, it also says that it will fit in my car, but idk if i should trust ebay.
YES OR NO???





Yeahhh... ITS A VORTECH!!!


Re: 80mm tb
Thursday, December 23, 2010 5:11 PM
i dont know that even a 500hp 2200 would need this beast....



If it takes forever.... I will die trying. Underdog Racing
Re: 80mm tb
Thursday, December 23, 2010 7:25 PM
buuuut... it would work right????





Yeahhh... ITS A VORTECH!!!

Re: 80mm tb
Thursday, December 23, 2010 7:35 PM
I haven't measured, but at minimum I would think you would need to bore out the opening on the manifold itself to utilize all 80mm of that monstrosity. I forget where, but I heard bad things on this forum about even a 68mm on a 2200. What kind of supporting mods do you have? I get the feeling that without an aggressive port and polish it may not even be worth the money. On the other hand, it would be pretty BA. Definitely take pictures if you decide to try it out!


"In Oldskool we trust"
Re: 80mm tb
Friday, December 24, 2010 7:49 AM
You do realize that the adapter they include is supposed to be welded to the intake manifold right? That would not be a problem if the 2200 manifold wasn't made out of plastic...
Re: 80mm tb
Friday, December 24, 2010 10:22 AM
Also it looks like their is no provision for an IAC.
Re: 80mm tb
Friday, December 24, 2010 10:36 AM
Im only puting a 75mm TB on my S/C eco. Why do you think you need a 80mm tb?




its an old concept. time for something new to take the reigns. - Z yaaaa

Re: 80mm tb
Friday, December 24, 2010 11:01 AM
I do not see where it says it fits a 2200.

Per your profile you have no mods, so this would hurt you more than helping you. Also probably causing tuning issues.



FU Tuning



Re: 80mm tb
Friday, December 24, 2010 12:10 PM
2200vortech wrote:buuuut... it would work right????
Not really. If you feel you must have bigger, a stock tb bored to 56-57 mm will flow enough air for about any n/a combo you have. If your forced induction its amazing how much air you stuff thru a stock tb. A bored stocker with F/I will flow enough for some impressive power.
Re: 80mm tb
Friday, December 24, 2010 12:51 PM
Just get a 2.3L 56mm TB and be done with it



Re: 80mm tb
Friday, December 24, 2010 1:00 PM
That swap only uses three bolts to mount the tb. Plus you have to buy the quad4 iac motor.

Re: 80mm tb
Friday, December 24, 2010 1:22 PM
So.... It's like 10 bucks at a u pick place
Re: 80mm tb
Friday, December 24, 2010 2:19 PM
it says its a universal fit. which means it probably wont fit unless you modify the manifold.
just get yours bored out to whatever opening you like. but something like 80mm aint needed on a car with just bolt ons



Im a Xbox 360 fanboy...and damn proud of it!!
Re: 80mm tb
Friday, December 24, 2010 4:07 PM
just out of curiosity what do you guys recommend for a cav making about 400 hp? 62-65mm? bigger? smaller?
Re: 80mm tb
Friday, December 24, 2010 4:11 PM
Well I have a 80mm TB and it worked for me he he he he

But really its a 75mm bored out 5mm so yea its an 80mm LS1 same one that my 99 chevy truck uses let me ask you do you have a custom intake to support allmost double the air you are going to put into your engine?

let me know
-Ben
Re: 80mm tb
Friday, December 24, 2010 7:28 PM
Dave De Stefano wrote:just out of curiosity what do you guys recommend for a cav making about 400 hp? 62-65mm? bigger? smaller?

A draw-through supercharger or turbocharger (i.e. no BOV) setup would benefit more from a larger throttle body than a blow-through set up...but you're still limited by the size of the Centrifigul's wheel, the Root's lobes, etc.


FWIW, I recall Todd mentioning once that the Slowfire used a 75mm TB. If Karo is still around, I'm sure he can verify that.




I have no signiture
Re: 80mm tb
Saturday, December 25, 2010 4:37 PM
but Karo had a built engine with a custom exaust to support the huge TB

-Ben
Re: 80mm tb
Saturday, December 25, 2010 5:54 PM
Ben Wenzel Jr wrote:but Karo had a built engine with a custom exaust to support the huge TB

-Ben

Correct.




I have no signiture
Re: 80mm tb
Tuesday, December 28, 2010 11:38 AM
I honestly want to say that an 80MM TB on a non boosted 4 cylinder would be hardcore overkill and a waste of fuel?????

My boosted 3800 is sporting a 75MM TB vs its stock 69mm and it certainly isn't choking. The largest they sell is a 77mm.

Guys also turbo these 3800's using the stock 69mm TB vs going to a larger TB because it just isn't needed.

The LSX V8 guys I want to say the largest TB they sport are 90mm and that's decent upgrade for a V8!

To me an 80mm just seems overkill unless there is really a need for one that size for these 4 cylinders?


2000 Buick Regal GSE - "Gods Grocery Getter is powered by an L67 3800" - 333WHP
12.900 @ 109.91mph 2.166 60Ft (Fastest 1/4)
13.374 @ 110.01mph 2.467 60Ft (Fastest Trap)

2004 Chevy Cavalier - 15.7 @ 90mph (Semi-Modded)
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