Looking for a little help

mntngts99

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I meet a gentlemen that does fuel system management resource and development for racing teams. He told me that the throttle bodies on domestic cars in general are poor. He then stated, that if I would like to send him my stock throttle bodies he could re-work them. He states the gains would be 50-HP and 60-ft lbs Torque,and better throttle response. I have posted a few times looking for some stock TB and asked some questions about what others have found in TB gains. Most have posted that going to a bigger MM TB gives small HP gains with a loss of low end Torque. That information I totally understand. If a person goes to K&N filters and smooth Tubs you see about 10-HP to 15-HP gain. So why cant you look at a stock TB that is more efficient in air flow ( not bigger) to provide some gains too. I am willing to spend the money to have the work done and have before and after dyno testing. But the one thing that I lack is another set of stock TB. I fill that having two sets,one stock and one re-worked is the only way to truly be able to find any gains one the dyno. So is there anyone out there that would like to help me in my quest to find the truth. I can have my stock set re-worked and use yours for base line pulls, then send back,or buy,or if the gains are there have them re-worked and sent back to you at my expense for your help. Please fill free to tear me up on this one, enlighten me with all that I am missing or help out.

thank you
 

joe117

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Well, I've never done any experimenting with bigger or better throttle bodies. Of course, as usual, that will not interfere with telling everyone what I think.

I don't think there are 50hp waiting to be released by someone who mods a throttle body.
All the posts I've seen say just about what you stated. The larger throttle body will give you small gains at the top end and reduced power and driveability at low end.

If the mod were to make it somehow flow better instead of being larger, what difference would the engine see?
I say the result would be the same.

And why would 50hp result just from messing with a throttle body, when it has been shown that it's easy to go too big and gain way less at the top end.

I think there are lot's of folks out there trying to sell mods for throttle bodies because that component is easy to change. Plugs, wires, filters, tubes, are all easy to get to and change. Lot's of bs claims are made for these aftermarket products.

Not too many backyard mechanics will change a cam or even rockers. The aftermarket guys know they can sell aftermarket replacements for the easy to change parts.
 
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mntngts99

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BigCarrot- No that's not his name.

Joe117 I totally get and understand all that has been posted. The one thing that's in the back of my mind is even if I only get 10 to 15-HP, and better throttle response. It would be no different then adding smooth tubs and filters . All I'm looking for is an used set of TB's to play with,Just to help pass the winter downtime. Shoot me,,,,, I'm board
 

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