[Diy_efi] Inlet trumpet design

Dave Dahlgren ddahlgren at snet.net
Thu Apr 24 19:37:17 GMT 2003


Inall the experience I have had they need to be an exponetial curve. Your milage
may vary but I have tried a bunch of them in years past and it is the standard
setup now. What sizes do you need? Might help with the who part on where to get
them..
Dave Dahlgren

Hugh Keir wrote:
> 
> As part of the upgrade process on my turbo engine, I have purcharsed a new
> inlet plenum.
> 
> Does any one have any contacts for off the shelf trumpets that I can machine
> inside the plenum, or any articles that discuss the design of trumpets /
> intake runners on turbocharged engines?
> 
> Thanks
> 
> Hugh
> 
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