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Old 11-18-2008, 02:33 AM   #1
richardholdener
 
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Stock vs 123 Wheel HP (All-Motor) Dyno Graph

Here is a graph of the baseline runs with the stock yaris (the one we are using to design production intake with). The after graph is a result of a few mods including the new long-tube header, Dynatek intake, Xd TB and NST under drive pulleys. It looks like exceeding 120 wheel hp will definitely be possible with bolt on mods assuming they inlcude the long-tube header 9and mid pipe) and new intake manifold. This test was run with a version that is identical to the production piece so these gains will be possible. Possibly more power with light-weight oil, tuning from FIC (needs more ignition timing) and real CAI (we ran the stock filter lid turned upside down)-I forgot my TRD/AEM CAI back in Vegas for this test (in Palmdale). We might be able to get to 130 wheel hp in real street trim! BTW-Check out post on intake update.
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Old 11-18-2008, 02:34 AM   #2
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where can i get richard holdner built stickers for my car?
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Old 11-18-2008, 02:42 AM   #3
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whats different about the xd TB than the yaris?
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Old 11-18-2008, 02:47 AM   #4
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The Xd throttle body is larger than the Yaris but it plugs right in and runs perfectrly on the yaris. Just needs a minute or two to idel down the first time you start it-ECU is not use to having such large throttl eopenings at idle but once this self adjustment takes place right after initial start up-it works perfectly and was worth roughly 2 hp at this power level. Intake will come with flange to accept Xd TB and have adapter plate to neck down for yaris TB.

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whats different about the xd TB than the yaris?
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Old 11-18-2008, 02:48 AM   #5
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awesome! your the man richard!
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Old 11-18-2008, 02:57 AM   #6
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Richard, how are these N/A geared mods going to work with a forced induction setup? Will they still add power? I understand that they aren't designed for use with a turbocharger, but I am hoping that they will still add to the whole picture and not take away.
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Old 11-18-2008, 03:00 AM   #7
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For a turbo application, the intake and NST pulleys will work well. Can't really do a long-tube header for turbo application-but it would definitely help if it could be fit-anything that helps NA power will help in forced induction. A rotrex blower set up could use all of the listed mods. Blitz blower could use long-tube header and pulleys (all could use a good CAI).

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Richard, how are these N/A geared mods going to work with a forced induction setup? Will they still add power? I understand that they aren't designed for use with a turbocharger, but I am hoping that they will still add to the whole picture and not take away.
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Old 11-18-2008, 03:25 AM   #8
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im a noob but 20+ whp is a big change for the yaris ecu wont this require some management of some sort? this is almost the same gains as the blitz
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Old 11-18-2008, 03:29 AM   #9
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So tell me about this long tube header. When will it be available, and will it mount to the stock midpipe?






EDIT: I just saw the other thread!

Last edited by jkuchta; 11-18-2008 at 03:41 AM.
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Old 11-18-2008, 08:24 AM   #10
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niiiiiiice, now that is a meaty increase across the range
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Old 11-18-2008, 10:47 AM   #11
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do you have a AF chart too? dynojet can print AF too
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Old 11-18-2008, 11:01 AM   #12
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Yaris Long Tube Header

Hey, for anyone wondering how the Yaris long tube header looks....

Here you go! Richard just sent me the picture...


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Old 11-18-2008, 11:31 AM   #13
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Old 11-18-2008, 12:04 PM   #14
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Old 11-18-2008, 12:11 PM   #15
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Since this is a mass air management system, it has been very self compensating in terms of air/fuel and timing (we monitored via palm pilot), so no changes to ECU are necessary. Air fuel curve was basically same as stock. We think additional timing may help power since we were only registering a peak of 20-21 degrees (less in the mid range).

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im a noob but 20+ whp is a big change for the yaris ecu wont this require some management of some sort? this is almost the same gains as the blitz
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Old 11-18-2008, 12:45 PM   #16
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interesting...
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Old 11-18-2008, 02:45 PM   #17
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send it all please. this stuff is going to make me gutt my car.
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Old 11-18-2008, 04:47 PM   #18
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almost shipping time
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