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View Full Version : Boring of throttle body



amato2
17-01-2006, 07:19 PM
well as the Questions asks, where can i get my throttle body bored out from in metro melb...

- what are the con's and pro's of boring out my throttle body?
- Would there be a very large difference in responce and power?
- Would it make a difference even though i havent PnP my intake?
- Lastly has anyone tried boring out the throttle body on my J30A engine

thanX

aaronng
17-01-2006, 08:45 PM
Moving to technical.

jimmeh
17-01-2006, 11:37 PM
i had a chat with jim at online performance not too long ago and he recommended buy a larger bore TB it costs less

amato2
18-01-2006, 12:23 AM
i didnt know that.....that why i asked about boring cause i thought it would b the cheaper way to having a larger TB

iamhappy46
18-01-2006, 12:47 PM
Labour and machining costs involved in boring out your standard throttle body is ridiculous.
Brand new throttle body or finding a larger one that fits your inlet manifold is much, much cheaper.

tinkerbell
18-01-2006, 01:38 PM
Labour and machining costs involved in boring out your standard throttle body is ridiculous.

ummmm, maybe in Australia, where you get raped by any mechanic for even thinking about looking in the direction of your engine...

http://www.maxbore.com/

$100USD

http://www.maxbore.com/tb-9.jpg


ANYWAYS - back to the actual questions!


- what are the con's and pro's of boring out my throttle body?

depends on how it is done.

- Would there be a very large difference in responce and power?

depends if it is actually a restriction or not.

- Would it make a difference even though i havent PnP my intake?

yes, but again depends on level of modications.

- Lastly has anyone tried boring out the throttle body on my J30A engine

not me.

iamhappy46
18-01-2006, 02:03 PM
yeah, as tinkerbell said.