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Back in the saddle, ported w/bigger injectors

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Old 12-09-2005, 09:30 PM
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Back in the saddle, ported w/bigger injectors

Yay!

I picked up my rebuilt 8 today. It now has an ACT clutch, mild street port, 650cc injectors, Racing Beat oil pump mod, and no eManage.

Once I clock 1,000 miles, I'll take it in for tuning and at long last post some dynos.
Old 12-09-2005, 09:42 PM
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Good luck man.....hope to see some good #'s............
Old 12-09-2005, 10:21 PM
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Congrats, you sure went through a long journey to get to where you're at lol. Lots of headaches before, hopefully you won't get anymore headaches with the turbo

Last edited by IZoomZoomI; 12-10-2005 at 03:17 AM.
Old 12-09-2005, 11:42 PM
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yea......congrats...keep us posted
Old 12-10-2005, 12:25 AM
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so your still running the turbo but no emanage? what are your running to add fuel under boost?
Old 12-10-2005, 04:59 AM
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I'd love to hear your impressions after you get everything set up. Who is doing your tuning?
Old 12-10-2005, 08:15 AM
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Which set of injectors did you replace with the 650CC ones? Any additional fuel upgrades necessary to run the 650 CC? Ie..fuel rail, pumps? Or was it just a direct drop in?
Old 12-10-2005, 10:41 AM
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wouldn't you need some sort of ECU to lean out the injectors in some spots and add fuel in others?
Old 12-10-2005, 11:02 AM
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The injectors were drop in, & I replaced the aux injectors.

I'm using a device that takes complete control of the fuel and ignition. It will also control boost (no sense in hooking up a boost controller 'till I get 1000 miles on the new engine).

Old 12-10-2005, 11:26 AM
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Spill the beans! Are you using the Xcede, or some other company in the area do a custom ems?
Old 12-10-2005, 01:56 PM
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"auxiliary injectors"? Which ones specifically? The primary 1, primary 2, or secondary?
Old 12-10-2005, 02:04 PM
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Not trying to be coy, but the folks I'm working with have asked me not to divulge their identity until they've decided one way or the other whether or not they will officially offer a product for the RX-8.

I think they're the aux injectors.
Old 12-10-2005, 06:21 PM
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How is the noise level after porting, compared to before?
Old 12-10-2005, 08:21 PM
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The noise level is about the same after porting.
Old 12-11-2005, 11:42 PM
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Now that I think of it...have any of the ported RX-8's so far been properly tuned and then dyno tested? Just don't leave us hanging!
Old 12-12-2005, 09:30 AM
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^ This is the first ported rx8 that I have heard of with turbo, so I'd say thats a no.
Old 12-12-2005, 10:13 AM
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Once I get 1,000 miles on this engine, I'll get it tuned & post results.
Old 12-12-2005, 10:30 AM
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It's been 3 days, what's taking so long
Old 12-13-2005, 02:55 PM
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How do you like that ACT clutch? I was thinking about getting one. Is it the street or the extreme version?
Old 12-13-2005, 03:11 PM
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were there pics of the porting somewhere?
Old 12-13-2005, 07:40 PM
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So did you end up with the 3mm seals?
Old 12-13-2005, 10:06 PM
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The ACT clutch is the street one. It took a bit of getting used to...it totally grabbed within about an inch of letting my foot off the clutch. After a couple of hundred miles, it is getting more dialed in. I really notice a difference over the stock clutch. A big improvement. The labor was 'free' since the engine was pulled, and I need a stronger clutch with all the power I'll be putting to the wheels.

I went with the standard 2mm apex seals. The trick, as I see it, is to avoid detonation versus hoping the extra 1mm will save my bacon. For now, I won't be revving or WOT, but even if I did, those 650cc injectors will make the car so rich it bogs, I'm sure.

Moving forward, I'm going to see if opening the tertiary ports sooner will help me make more power, or at least broaden the power/torque distribution. The engine management device I'm using can control stuff like that, so I'll apprise everyone of those findings when they're available.
Old 12-27-2005, 10:37 AM
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...status update!
Old 01-02-2006, 10:47 PM
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I just got to 500 miles on the new engine today.

Once I get 1,000, I'll do the checkup/oil change with Rick, then off to the tuner.


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