Old School and Other Rotary Old School and Other Rotary Powered Vehicles including performance modifications and technical support

26B PP Eunos Cosmo

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Old 08-04-17, 01:39 AM
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Originally Posted by WANKfactor
Thats some bloody neat bending
Thanks, making these few lines has been the most frustrating part of the entire car so far.

Originally Posted by Fuhnortoner
Start it already!
I wish, everyone is saying the same thing

Originally Posted by AuthoritySucks
DAMN THATS SICK! Can I ask where you learned all of this? What YOUTUBE videos can I watch to get to where you're at? So ridiculous.
Haha thanks for your praise. I'm an aircraft engineer so some of this stuff sort of just follows on from what I do at work. Looking through this forum has been a huge help also. Might have to start a "how to" YouTube series next.
Old 08-08-17, 07:22 PM
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Completed the airbox assembly today. All powdercoated. Just need to work out how to seal the ram tubes to the lower base plate.











Rotor housing for size comparison.
Old 08-10-17, 09:59 AM
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Now that's an airbox!

Looks crazy dude...

Nick
Old 08-18-17, 10:45 PM
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Got a few more bits in the mail. A set of 8 used bosch 1000cc fuel injectors. The fuel and oil pressure sensors and 3 temperature sensors. Found a used 3 gallon dry sump tank on ebay so that will turn up soon.









temperature sensors on both inlet and outlet.



Close fit.
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Old 08-18-17, 11:27 PM
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This build never disappoints.
Old 08-21-17, 02:21 PM
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Originally Posted by 7rotater
Completed the airbox assembly today. All powdercoated. Just need to work out how to seal the ram tubes to the lower base plate.
Have you considered something like a large rubber o-ring with an o-ring groove on the OD of the ring? Maybe some flexible rubber door edge molding to seal it to the stack, yet allow some movement?
Old 08-23-17, 12:51 AM
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Originally Posted by RCCAZ 1
Have you considered something like a large rubber o-ring with an o-ring groove on the OD of the ring? Maybe some flexible rubber door edge molding to seal it to the stack, yet allow some movement?
A rubber o-ring won't work because the bolts are really close to the edge of the holes on the baseplate. I have access to a laser cutting machine at work, So will probably cut out some dense EVA foam which will be stuck onto the baseplate.
Old 08-30-17, 08:14 PM
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The car has a radiator now. Its a universal fit radiator but its a millimeter perfect fit in the car. It has been modified by the local radiator shop. They added the mount lugs, -20AN fittings and converted it to triple pass configuration. It uses the original lower mounts. Im making a duct/mount for the top.
Originally the car has 2 oil coolers mounted beside the radiator, same as an FD rx7. Im going to be mounting the oil cooler in front of the radiator. A few reasons for this. 1. The holes in the bumper are too small for any decent airflow for side mount coolers. 2. The ducting is a lot simpler. 3. The complexity and cost is a lot lower with 1 cooler. 4. The radiator fan will also work for the oil cooler.









lower mounts, the rubber parts are 1973 Holden Torana suspension bushes.



Davies Craig 150L/ min water pump.



Upper duct, still needs some work.



using the orignal mounts means the factory undertray can still be used. This saves a lot of time making something.
Old 08-31-17, 03:01 PM
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Nice, love that radiator. Did you buy it local or import before modification?
Cheers.
Old 08-31-17, 06:12 PM
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Originally Posted by Darryl C
Nice, love that radiator. Did you buy it local or import before modification?
Cheers.
I purchased it from Segedins Auto Spares in Auckland. Cost about $265.
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Old 08-31-17, 09:50 PM
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Wow, awesome build!
Old 09-03-17, 04:01 AM
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Awesome work James. Have not checked your thread in sometime! Good idea modifying the radiator to be be a three pass. I have my oil cooler set up the same. Works a treat!!
-Dave
Old 09-05-17, 01:43 AM
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Originally Posted by 1973rx3
Wow, awesome build!
Thanks mate

Originally Posted by stokrx
Awesome work James. Have not checked your thread in sometime! Good idea modifying the radiator to be be a three pass. I have my oil cooler set up the same. Works a treat!!
-Dave
Thanks Dave, do you know if there is much of a pressure drop across your oil cooler?

The oil tank turned up last week. Its a 3 gallon Patterson tank. A used Ebay deal from North Carolina. Cut a big hole in the inner guard, close fit approx 10mm to the tyre on full lock. Just need to sort out the mounts for it.











The intake manifold is starting to take shape

Old 09-06-17, 04:36 AM
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Thanks Dave, do you know if there is much of a pressure drop across your oil cooler?
Unsure, sorry mate. I'm running an FC oil cooler and it has been fine keeping the oil temp in check.

The intake manifold is looking very nice. I've started on mine. Sent you a PM.
Old 09-06-17, 03:15 PM
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There is a good chance that that oil tank is 2nd hand Nascar stuff. Cool story for all of your friends at least lol.
Old 09-09-17, 08:38 PM
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Originally Posted by Gilgamesh
There is a good chance that that oil tank is 2nd hand Nascar stuff. Cool story for all of your friends at least lol.
Yeah, some of the ex Nascar parts are so cheap.

finished the upper radiator mount. The intake manifold is all tacked up, needs final welding then paint. Pushed it out the shed for a few photos.







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Old 09-10-17, 08:16 AM
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Holy effin air filter
Old 09-10-17, 04:09 PM
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Yarr, its more air filter than car

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Old 09-11-17, 03:08 PM
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Dang! Very cool.
Old 09-12-17, 12:19 AM
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Originally Posted by WANKfactor
Yarr, its more air filter than car
I'm dead.
Old 09-16-17, 08:29 AM
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thats it im movin to NZ
Old 09-22-17, 11:14 PM
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Haha, yeah its a big air filter but looks really cool i reckon.

The rx7 had a front cover o-ring blow out on the dyno this week. I used the wrong gasket. Easy fix, back up and running again.

Did a run of powdercoating, did the oil tank and radiator support. (The blue fittings will not be staying)

Purchased 8x AEM smart coils secondhand, have started making a bracket for them.











Old 09-29-17, 08:22 AM
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Doesn't that air filter impair your vision when driving?? lol

Car looks awesome mate! Keep up the good work, but I would recommend a re-think with that air cleaner!

Nick
Old 09-30-17, 10:46 PM
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Originally Posted by Brilliant7-LFC
Doesn't that air filter impair your vision when driving?? lol

Car looks awesome mate! Keep up the good work, but I would recommend a re-think with that air cleaner!

Nick
Nah, doesn't impair vision at all. I'm 6 foot 3 , So I'm looking out the top half of the windscreen anyway.
Old 10-20-17, 12:15 AM
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The radiator is finished now, looks great with the fan mounted to it. The fan is a Flex-a-lite 180. The water pump connects directly to the radiator.

The oil cooler finally arrived yesterday. ( 5 week wait ) . Its a Fluidyne cooler, seems like a quality unit. Its 3 inchs thick and its half the price of an equivalent Setrab.

The ignition coil bracket is just about finished.

Something a bit different is the oil filter pedestal made by Peterson Fluid Systems. It has a primer pump built into it, you just wizz it up with an electric drill if the engine has been sitting awhile.















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