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12-23-2010, 11:41 AM | #107 |
Rotary Fanatic
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Thanks for the heads up guys -- a while ago I did a little research on this and did see a thread somewhere where some of the white plastic phenolic gaskets had warped.
The gasket I have is from gizzmo and is definitely from a different material. I'd guess its something like the FR44 material we use for manufacturing circuit boards. Is this the EGR port you were talking about? It seems to cover it -- maybe by not much margin. I'll probably see about plugging that EGR hole with some aluminum or JBweld. The turbo blanket I think I got from ebay. Its pretty thin actually, but that works for me because I'm a little worried about too much heat in the turbo. I painted it with the same 1500degF silicone sealant paint I painted the header wrap with. Thanks Tim, I'd take you up on some help this week if it weren't for the fact we'll be in Tucson visiting family. |
12-23-2010, 10:43 PM | #108 |
RCC Loves Me Not You
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Yep, that is the exact same gasket I have with the exact same specs, not completely covering the exact same EGR port LOL. I guess if you cover it with JB Weld or something that would work too. Good luck with all that. Just wanted to give you a heads up so you didn't get it together and then try to figure out where the leak was coming from LOL.
Mine looked the same btw. It looked like it was covering, but air still came out of there. |
12-24-2010, 12:12 AM | #109 | ||
Half bubble off plumb
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That last photo you can see a tiny little bit of the EGR port sticking out... I can see why that would warp and let create a leak....
interesting though that they make them out the same, or similar material as circuit boards... J.
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"The most respected cars in history are the ones which stick to their guns, do things differently and make no apologies for it." 360 gamertag: Tichlis |
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12-24-2010, 01:26 AM | #110 |
RCC Loves Me Not You
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^I don't think these are the ones that warp, I honestly think these might have a good chance of standing up to the heat. That little bit of the EGR port is enough to leak enough air to make it sound like a motorcycle. So it's already bad just the way it is, it doesn't take warping to make it sound like crap haha. And the ones the other guys on 7club had were made by a different company I believe. So far no one that has had a Gizzmo one (that I know of) has had it warp. It's just not cut right.
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12-27-2010, 06:29 PM | #111 |
Rotary Fanatic
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I stuffed a wad of steel wool down the EGR passages and JBwelded them shut. I also did the other side too.
I ported my extension manifold with a hacksaw and dremel. I removed the center support where the butterflies used to be then knife-edged and smoothed the exposed primary/secondary walls. Now theres a better chance of taking advantage of the bigger throttle body: |
01-01-2011, 08:14 PM | #112 |
Rotary Fanatic
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I used the OEM intake gasket to port match the LIM to UIM, and the gizzmo phenolic gasket to port match the LIM. It wasn't a lot of material but it sure did take awhile with the dremel.
Now that its done, I'm not sure if this was a good idea or not, as a local rotary expert told me that while it will help top end power by a few hp, it may create excessive intake reversion and low speed cruise backfiring/sputtering. Anybody else have any experience with this? I'm hoping the effect is minimal on my mostly stock ports as I anticipate a bit of a driveability loss already by replacing the stock throttle body and loosing the way it opened up the primary butterfly first. Xcessive LIM top (to stock UIM): Xcessive LIM bottom: stock UIM (to LIM): |
01-02-2011, 02:47 PM | #113 |
4 Engines/3 Manifolds
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Looks like you've been busy. Can't wait to see it on the road Jesse.
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01-02-2011, 04:47 PM | #114 | |
Rotary Fanatic
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Thanks,
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01-02-2011, 09:46 PM | #115 |
Rotary Fanatic
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CrispyRX7 port matched all of his manifolds with good results. I believe he made 422 @ 15 psi on a 35R T3.
http://www.reganrotaryracing.com/fdenginebuild.htm http://www.reganrotaryracing.com/fde...doverview4.htm
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01-02-2011, 11:00 PM | #116 |
Test Whore - Admin
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I think he's referring to Paul Yaw and his 12A port matched mani's that lost CFM.... It's odd I agree but makes me wonder none the less..... I've got a set of bone stock RE mani's that I should probably flow test.
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-The Angry Stig- DGRR 2009, 2011, 2012 & 2013 - Best FC DEALS GAP!! WOOHOOOO!!!!! 2015 Audi S4 - Samantha - Zero Brap S4 2004 RX8 - Jocelyn - 196rwhp, 19mpg fuel to noise converter 2000 Jeep Cherokee Sport - Wifey mobile - Now with 2.5" OME lift and 30" BFG AT KO's! So it begins 1998 Jeep Cherokee - 5 spd, 4" lift, 33" BFG's - Rotary Tow Vehicle 1988 'Vert - In progress 1988 FC Coupe - Gretchen -The attention whore BEAST! I'm a sick individual, what's wrong with you? I'm pure Evil I'm still insane, in the best possible way. I think Brian's idea of romance is using lube. Your rage caused the meteor strike in Russia. The Antichrist would be proud of his minion. You win with your thread. Most everything It's a truck with a steel gate on the back. Just a statement of fact Motec M820, AIM dash, ported 13B-RE Cosmo, 6-spd trans, 4.3 Torsen, custom twin wg fully divided mani, Custom 4" split into 2x 3" exhaust, Custom HMIC, Custom custom custom custom I like to welder stuff.... No Bolt-ons allowed. Dyno'ed @ Speed1 Tuned by me - 405rwhp on WG.... WM50 cuming soon. -Angry Motherf*cker Mode ENGAGED- |
01-06-2011, 12:43 AM | #117 | ||
Rotary Fanatic
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Its not bad $$ if you can stick to simple sheet aluminum cuts and bends. Trying to do anything that needs to be 3d machined it seems overly expensive for one-offs with emachineshop though they can do it. Another site that can do simple metal cutting is ponoko.com. They can't bend but you can hand bend if you use the laser cut to remove slits from the bend lines. Ponoko can also do 3d printing in stainless steel or ABS. Quote:
Cleaning all the metal shavings and sandblasting material out of that UIM was a real pain. The small amount of carbon buildup from the PCV/purge solenoid acted somewhat as an adhesive for all the sand/metal shavings and made them resistant to being blown out. I was pulling shop towels through the passages with wires for quite awhile before wising up and blasting the entire insides with brake cleaner to get rid of the gunk. |
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01-06-2011, 09:40 AM | #118 |
Test Whore - Admin
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Another way to do it would be to soak a towel in acetone and pull it through with a line. Has always worked well for me.
I've thought about extrude honing the manifolds, but can't really justify the near $700
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-The Angry Stig- DGRR 2009, 2011, 2012 & 2013 - Best FC DEALS GAP!! WOOHOOOO!!!!! 2015 Audi S4 - Samantha - Zero Brap S4 2004 RX8 - Jocelyn - 196rwhp, 19mpg fuel to noise converter 2000 Jeep Cherokee Sport - Wifey mobile - Now with 2.5" OME lift and 30" BFG AT KO's! So it begins 1998 Jeep Cherokee - 5 spd, 4" lift, 33" BFG's - Rotary Tow Vehicle 1988 'Vert - In progress 1988 FC Coupe - Gretchen -The attention whore BEAST! I'm a sick individual, what's wrong with you? I'm pure Evil I'm still insane, in the best possible way. I think Brian's idea of romance is using lube. Your rage caused the meteor strike in Russia. The Antichrist would be proud of his minion. You win with your thread. Most everything It's a truck with a steel gate on the back. Just a statement of fact Motec M820, AIM dash, ported 13B-RE Cosmo, 6-spd trans, 4.3 Torsen, custom twin wg fully divided mani, Custom 4" split into 2x 3" exhaust, Custom HMIC, Custom custom custom custom I like to welder stuff.... No Bolt-ons allowed. Dyno'ed @ Speed1 Tuned by me - 405rwhp on WG.... WM50 cuming soon. -Angry Motherf*cker Mode ENGAGED- |
01-06-2011, 10:51 AM | #119 | ||
Rotary Fanatic
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One thing about that UIM is that even after porting it, pulling stuffed towels through it it definitely seems the biggest constriction is right at the UIM exit as thats when I had to use the most pulling force. I'll bet that since using the Xcessive LIM, this spot is the 2nd most constrictive point after the engine ports themselves. |
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