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-   -   3.9 RSR project --- my Carrera reborn (http://forums.pelicanparts.com/porsche-911-technical-forum/260064-3-9-rsr-project-my-carrera-reborn.html)

DW SD 05-10-2006 06:54 AM

I applaud Matteo for his open book and no-holds-barred approach. He's building the dream and letting us all live vicariously! This is very special! To me the essence of Matteo's project is that of all custom hot rods and even some specialty race cars, which end up unique, but more importantly, real-life representations of the owner's dream! Why build a custom hot rod when you can buy a Chevy SSR or Plymouth Prowler? To me, it is just not the same. To those that buy the factory hot rod, good for you!

Matteo - keep up the focus! Can't wait to see how this turns out.

Doug

adomakin 05-10-2006 09:35 AM

amazing project matteo, lets see some pics of that floorpan swap asap!

911teo 05-24-2006 01:37 PM

The 964 floor pan is in.

The RSR front pan is in.

The structural reinforcement to the rear struts are done.

The front camber towers are in.

The tub is going to be "baked" and then they will apply powder coating for all the interior at the beginning of next week.
We looked into acid dipping but decided for the "baking" process.

It should take 1 week. Then it is off to the body shop.

Putting it back together should be 2-3 weeks....

The 3.6 Vram will go in at first.

Timmins is working on the 3.9L right now...



These are the pics of the new floor pan. Note how Keith and Aaron left the t-bar housing intact. Eventually that is going to go (well the transmission need to go in the middle) and they are going to weld the pick up points for the banana arms to the original housing.

http://forums.pelicanparts.com/uploa...1148506004.jpg

http://forums.pelicanparts.com/uploa...1148506019.jpg


For the inside I wanted to retain the 2 back seats. So Keith cut all around the edges of the old pan and replaced the whole seating area.

http://forums.pelicanparts.com/uploa...1148506079.jpg

http://forums.pelicanparts.com/uploa...1148506090.jpg

http://forums.pelicanparts.com/uploa...1148506107.jpg


Now the center tunnel looks like the one in my 993.
We have not decided if we'll need new shifting hydraulics.

I am thinking of getting the 993 RS shifter + rod directly from Porsche...
Anybody here with experience with any of the aftermarket shifters (Weltmeister or B&W)?

This is a pic of the inside tunnel.

http://forums.pelicanparts.com/uploa...1148506457.jpg

http://forums.pelicanparts.com/uploa...1148506664.jpg

911teo 05-24-2006 01:42 PM

I am planning to go to the shop again on Friday and take lots of more pics (front pan, front towers, rear reinforcements).

Let me know if you'd like so have pics of anything in particular.

adomakin 05-24-2006 02:01 PM

amazing. Superb fabrication work. this has got to be the most butchered 911 tub I've ever seen!

Bill Verburg 05-24-2006 02:08 PM

Quote:

I am thinking of getting the 993 RS shifter + rod directly from Porsche...
Go w/ the factor shifter and rod. It is going to be ridiculously expensive.

You are going to have one very unigue car there.:)

The difference in the rod is at the end
Geoffry Ring posted these over on Rennlist when he did his 964 6spd conversion, RS parts on top and right, this is one of the things that an enterprenour could make fairly easily out of a stock rod
http://forums.pelicanparts.com/uploa...1148508220.jpg

http://forums.pelicanparts.com/uploa...1148508243.jpg

http://forums.pelicanparts.com/uploa...1148508272.jpg

http://forums.pelicanparts.com/uploa...1148508298.jpg

randywebb 05-24-2006 02:31 PM

This is going to be a Wow! car even amongst the regular wows...

What is the advantage of the 964 floor pan? Is it stronger, stiffer?

carmad 05-24-2006 02:37 PM

Helluva project, should be awesome.

911teo 05-24-2006 02:49 PM

Quote:

Originally posted by randywebb
This is going to be a Wow! car even amongst the regular wows...

What is the advantage of the 964 floor pan? Is it stronger, stiffer?

The 6-speed G50/31 transmission wasn't going to fit into the '74 floorpan.

So instead of modifying the transmission housing and mounting points at Zeffenhaus they thought it was going to be better to find a 964 donor (the 964 or 993 floorpans are very similar, but the 964 suspension design is much closer to the 911's than the 993 is) and swap the entire floor pan.

It also gives us the advantage of being able to use the 993 shifter.

As a plus we have now enough room to run the oil lines underneath the car.

As per stiffness and strenght I doubt there is any real advantage over the 911 one.

911teo 05-25-2006 08:56 AM

Quote:

Originally posted by Bill Verburg
Go w/ the factor shifter and rod. It is going to be ridiculously expensive.

You are going to have one very unigue car there.:)

The difference in the rod is at the end
Geoffry Ring posted these over on Rennlist when he did his 964 6spd conversion, RS parts on top and right, this is one of the things that an enterprenour could make fairly easily out of a stock rod

Bill

Is Gert @ Carnewal (http://www.carnewal-europe.com/main.htm) the best option to get the RS transmission mounts or should I just call the local Porsche dealer?

mpeastend 05-26-2006 12:25 PM

Matteo, do you have an estimated completion date for the 3.9L? I've been watching this thread with great interest (and no patience!!). I would like to have a similar motor built and am interested in the 3.9L's hp/tq when dialed in. My congratulations on undertaking such an expensive and unique project. I would like to have a similar engine built (within reason) and mate it to a strengthened 915. My head swims when I try to figure out what you are spending on the engine/trans alone (north of $50K by my estimation!). I'll start a thread this summer documenting the project as Porsche Doc works his magic with metal! Great project! Mike P

911teo 05-26-2006 01:54 PM

Mike

you can send me a PM or an email if you are interested in the final $ figures.
The engine should be completed in the next 4 weeks. I will obviously keep all of you posted.

Thanks again to everybody for the kind words and the encouragement!

Bill Verburg 05-26-2006 02:08 PM

Quote:

Originally posted by 911teo
Bill

Is Gert @ Carnewal (http://www.carnewal-europe.com/main.htm) the best option to get the RS transmission mounts or should I just call the local Porsche dealer?

Best I've seen but as you know the Euro is working against us right now.

Don Plumley 05-26-2006 02:16 PM

You might try Sunset Imports in Oregon - they had the RS shifter (not the rod) in stock at good prices.

You should also know that Wevo makes a semi-solid motor mount. It's not well advertised, but I have a set in my car.

Awesome project!

Bill Verburg 05-26-2006 02:19 PM

The shifter isn't that expensive, the rod is, I suggested that Wevo might be interested in making these, if not i'll be retired soon and may take up a new hobby.

Wayne 962 05-26-2006 02:34 PM

Quote:

Originally posted by Don Plumley
You might try [NAME OF COMPETITOR REMOVED] - they had the RS shifter (not the rod) in stock at good prices.

You should also know that Wevo makes a semi-solid motor mount. It's not well advertised, but I have a set in my car.

Awesome project!

Just type the Porsche part number into the search engine - we can order them too...

-Wayne

911teo 05-26-2006 02:39 PM

Wayne I tried here first of course. But I didnt have the part number and I couldn't find them (not the shifter nor the RS shifter mechanism + the RS rod).
I'll send you an email either tomorrow or Monday and will try to identify the part #, OK?

Bill Verburg 05-26-2006 03:03 PM

the lever arm is 964 424 015 08
the fork is 964 424 017 01
the rod is 964 424 020 35
M8x21.5 bolt 999 074 042 22
washer N 011 654 5
everything else is normal 993

Bill Verburg 05-26-2006 03:06 PM

Matteo, If you get a chance, take a side view pic of the /31 trans mount. I'm curious to see if it's any different from the /30 on my car.

efhughes3 05-26-2006 05:25 PM

I was pretty close to breaking the no cussing rule here as I finally took the time to take in some of the details here. This car is going to be every guy here's wet dream. Way to go!!

911teo 05-26-2006 06:43 PM

Bill

This is the only side pic I have so far of the /31. I will take more next week!

http://forums.pelicanparts.com/uploa...1142540002.jpg

jpahemi 05-26-2006 08:21 PM

Matteo:
Is that tranny brand new?
j.p.

EdT82SC 05-26-2006 09:57 PM

Yes, Matteo wrote a couple pages ago it was ordered new from Porsche, and shipped from Germany.

quattrorunner 05-26-2006 10:49 PM

I just found this thread tonight! Read it all thinking it would complete. Augh! This is unreal. Now I need to wait like everyone else?
Well, I must admit that if I had the cash or the balls, I would go this route as well. I mean, The new cars are great and stuff, but I never get chills or turn my head in passing quite like I do with a nice aircooled Porsche! The 911 has soul and this one is what every aircooled 911 would sell it's soul to become. Seriously guys and gals, we should all give our cars what they really want. More of everything. And while were at it, Less as well. When I was young, My big brother said " the porsche 911 is the closest you can get to buying a racecar to drive to school" I think he was 16 and I was 11. I never forgot that as one of the deciding moments in my life to be a 911 follower forever. When the 996 was built, the dream of a new 911 was transformed to doing what Matt is doing. Thanks for doing it. You kick A..!

k9handler 05-26-2006 11:19 PM

new tranny....wow that will be nice when done!

Peter Bull 05-27-2006 01:55 AM

Man what a build!!

Just a simple question which maybe have already been answered. I did not find it though. Why not use the 964 rear banana arms rather than the 911 or 930 ones now that you already have the 964 pickup points?

Again, I just have to join the choir of wows!!

911teo 05-28-2006 02:18 PM

This is the front RSR pan for improving oil cooling flow. It is actually 2 of them welded together.

Please tell me if I am mistaken but I think the orifinal one was just directing the air flow under the car.

2/4 holes will be cut at the back of the pan and air ducts will be attached to them. The air ducts will run inside the front trunk and will direct the airflow to the wheel well.

We thought this solution was aerodinamycally better than the original one.

Always open to suggestions here though...

http://forums.pelicanparts.com/uploa...1148854632.jpg

http://forums.pelicanparts.com/uploa...1148854654.jpg

http://forums.pelicanparts.com/uploa...1148854680.jpg

http://forums.pelicanparts.com/uploa...1148854703.jpg

http://forums.pelicanparts.com/uploa...1148854726.jpg

911teo 05-28-2006 02:24 PM

As of Friday Keith was working on finishing the 964 floor swap.

Keith transplanted the pick up points from my 88 911 onto the 74 tub.
He then reiforced the mounting with plates on 2 sides (an extra one will be welded on the inside of the transmission mounts points once the t-bar housing is removed.

These are the pick up points....

http://forums.pelicanparts.com/uploa...1148854954.jpg



Some close ups of the reinforcements..
http://forums.pelicanparts.com/uploa...1148854979.jpg

http://forums.pelicanparts.com/uploa...1148855016.jpg


And this is Keith himself finishing cutting the t-bar housing to make room for the transmission.

http://forums.pelicanparts.com/uploa...1148855059.jpg

http://forums.pelicanparts.com/uploa...1148855076.jpg

poorb0yw 05-28-2006 03:52 PM

Matteo

Perhaps you can route those air ducts to cool the front brakes.

Should still be enough of a temp diff to cool them even after going thru the cooler.

I'm trying this with my car. Just need to get her running.

TWork 05-28-2006 06:13 PM

Very cool stuff! Hats off.

T.

JasonDTM 05-28-2006 07:40 PM

I don't know what it is that draws me to cool 911's but... this is going to be a nice little beast!

-OT

Princeton, I followed your 993 build and was wondering if you have any updates to share with the community.

911teo 05-29-2006 09:50 AM

Quote:

Originally posted by poorb0yw
Matteo

Perhaps you can route those air ducts to cool the front brakes.

Should still be enough of a temp diff to cool them even after going thru the cooler.

I'm trying this with my car. Just need to get her running.

Princeton

I am going to use an IROC style front bumper. It has 2 holes in the front (beside the oil cooler opening) for brake cooling ducts.

On my old 88 I had the AJ plates and we are using them with longer ducts...

911teo 05-29-2006 09:52 AM

Quote:

Originally posted by Peter Bull
Man what a build!!

Just a simple question which maybe have already been answered. I did not find it though. Why not use the 964 rear banana arms rather than the 911 or 930 ones now that you already have the 964 pickup points?

Again, I just have to join the choir of wows!!

Peter

I had already bought all the ERP stuff (935 spring plates etc) that would work with the 911 banana arm. I am not sure they would have fit the 964 ones.

Also the wheels, brakes etc have been built to measure with the 911 arms...

Keith (at Zuffenhaus) said it was not a big deal to swap the pick up point... So I followed his advice.

jmz 05-29-2006 02:53 PM

one sick car man, really sick. You should consider a small portion of your budget for something like a Skip Barbour school so that you can learn to really do what this car is being built for. ...not to mention it would be a whole lot of fun.

JeremyD 05-30-2006 06:03 PM

damn, this just gets better!

Jon Merck 06-09-2006 10:44 AM

Saw this car at Eurowerks/Zuffenhsen(sp?) the other day, Wow it is going to be a very special car. Amazing work these guys are doing. You need to plan a unveiling with free test drives! ;) The anticipation has got to be killing you Matteo.

ChrisBennet 06-09-2006 11:26 AM

Not an aero expert but I seem to remember that the 935's added louvers in the front fenders to get air out of the fender well. If it's an option, I would think that ducting the air out the top of the hood would be preferable to sending it into the wheel well.
-Chris

911teo 06-09-2006 12:26 PM

Quote:

Originally posted by jmz
one sick car man, really sick. You should consider a small portion of your budget for something like a Skip Barbour school so that you can learn to really do what this car is being built for. ...not to mention it would be a whole lot of fun.
Definetly...

Thinking abt the 3 day racing school at VIR.... fantastic track!

911teo 06-09-2006 12:27 PM

Quote:

Originally posted by FSTNBLK
Saw this car at Eurowerks/Zuffenhsen(sp?) the other day, Wow it is going to be a very special car. Amazing work these guys are doing. You need to plan a unveiling with free test drives! ;) The anticipation has got to be killing you Matteo.
For sure... but people will have to sign waivers first :( you never know...!

911teo 06-09-2006 12:29 PM

Quote:

Originally posted by ChrisBennet
Not an aero expert but I seem to remember that the 935's added louvers in the front fenders to get air out of the fender well. If it's an option, I would think that ducting the air out the top of the hood would be preferable to sending it into the wheel well.
-Chris

That would be the best solution. It also means we would need to "make" a custom hood with the big opening in the middle.
It has been done before and documented here on the board (Chuck Moreland and Rattlsnake I think have done it).

It is certainly on the cards, but it can be done later. Right now I want this thing to get onto the road asap.


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