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Half-Bridge Port..

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Old 04-27-08, 11:47 PM
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Half-Bridge Port..

Yes i have searched so dont tell me to...


i'm getting ready to port my engine, im doing a half bridge port, i am trying to find some templates so i can start the process.


does any one know where to get some templates ?
Old 04-27-08, 11:56 PM
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full bridges and half bridges use the same template. A lot of the major companies have templates so it shouldn't be too hard to find.
Old 04-28-08, 12:29 AM
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Here's what your half bridge TII would sound like. http://media.putfile.com/short-bridge
Old 04-28-08, 01:09 AM
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^^ lol and how does that help him ??

here some templates

http://www.mazdatrix.com/toolport.htm
Old 04-28-08, 01:52 AM
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0o0 alright, so then sence i dont know the difference between Full and Half Bridge, can one of you guys tell me the difference??
Old 04-28-08, 03:22 AM
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Do a search buddy been talked 1000's or times.

https://www.rx7club.com/showthread.p...lf+full+bridge.

dont stuff about, do full
Old 04-29-08, 01:14 AM
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thank you, i have tried seaching because i know its been talked about, but with the search just didnt find what i was looking for, but that link is helping alot, thanks
Old 04-29-08, 02:36 AM
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****, i'm still confused for what i want now.. after that i dont know if HBP or FBP might be to much for what i want.. ? i want around 350rwhp, running the BNR stage4.. would either of those ports be to much?
Old 04-29-08, 03:57 AM
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guys get over 350 rwhp with no porting...

Search again

go a BP their good fun with a turbo but you may need a bigger turbo to keep up with it
Old 04-30-08, 01:20 AM
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yea i think thats what im coming to the conclusion of. i just pmed BDC getting his input
Old 04-30-08, 07:35 AM
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You can get 350+ on a good streetport with great driveability. A half bridge sounds awesome though (that's why I posted a video) with a little compromise in drivability but quicker turbo spool and more power (need a bigger turbo for it too to get the most out of it). BDC is a good guy for porting, building and advice.
Old 04-30-08, 01:16 PM
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yea see i would really love to have the Half Bridge or Full bridge, but i dont want to have to make HIGH hp numbers just to have it, i want a good Drift, 1/4 mile car.
Old 05-04-08, 05:02 PM
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so going with a half bridge port, for EXHAUST port would i use the Mazda trix Race port or the Street Port?
Old 05-05-08, 09:03 AM
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Without knowing the shape of each exhaust it's hard to say.

The street template (it's basically a RB template) moves the exhaust down a bit. This will hit the turbo harder and increase spool but will hurt you in the top end.

If the race template moves the exhaust up and generally makes it bigger, this is best for a high RPM engine and bridgeports.

Your BNR stage 4 is too small for a bridgeport.
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