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Dusterbd13-michael
Dusterbd13-michael MegaDork
12/10/21 1:50 p.m.

My first guess id the freeze plug behind the flywheel. 

It only gets worse guessing from there 

 

Unless there is a coolant hose in your swap at the top of the engine that is leaking. I don't k ow af an sbc with anything like that other than heater hoses in a factory application though. 

tuna55
tuna55 MegaDork
12/10/21 2:33 p.m.

Those carbs were known to be troublesome, but I have no firsthand accounts. Beware.

BarrettRC8
BarrettRC8 New Reader
12/10/21 4:01 p.m.
tuna55 said:

Those carbs were known to be troublesome, but I have no firsthand accounts. Beware.

Which ones? I upgraded it last year so if you're speaking to the first one I initially had on the car it has been replaced and has run much better since last year when I switched over. 

BarrettRC8
BarrettRC8 New Reader
12/10/21 4:02 p.m.
Dusterbd13-michael said:

My first guess id the freeze plug behind the flywheel. 

It only gets worse guessing from there 

 

Unless there is a coolant hose in your swap at the top of the engine that is leaking. I don't k ow af an sbc with anything like that other than heater hoses in a factory application though. 

Unfortunately no other potential leak above that area that I could see. The oil definitely wasn't contaminated though as I just drained it and it was clean. Guess I'll start pulling parts off. 

tuna55
tuna55 MegaDork
12/10/21 4:11 p.m.
BarrettRC8 said:
tuna55 said:

Those carbs were known to be troublesome, but I have no firsthand accounts. Beware.

Which ones? I upgraded it last year so if you're speaking to the first one I initially had on the car it has been replaced and has run much better since last year when I switched over. 

Sorry I missed that, it was the BG carb which I was referring to.

TurnerX19
TurnerX19 UltraDork
12/11/21 12:10 a.m.

Leave the oil pan on for now. Just take the engine off the transaxle to access the core plug.

BarrettRC8
BarrettRC8 New Reader
5/17/22 8:31 p.m.

It has been a while. Car is running great, which of course means that I'm debating putting in an LS motor. Regardless, took it out a few weekends ago and got some cool pictures I thought I'd share. 

 

BarrettRC8
BarrettRC8 New Reader
11/9/24 10:24 a.m.

It's been a long time since I've updated this because nothing had really changed. In the Spring I picked up a salvage 2001 Porsche 911 Turbo. Pulled the engine, transmission, and brakes a few weeks ago and am planning on putting the 3.6 TT and G96 into the 1972. 
 


Also picked up and Eastwood multiprocess welder. Thought this forum might be a little less judgmental if I have some questions along the journey. 😂

 

I also pulled the wiring harness and ECU. Spoke with a shop in LA who is interested in working with me regarding a custom harness and standalone ECU. 
 

I still need to remove the ABS control unit and then I'll be ready to get rid of the shell and start disassembly of the 1972. Anything else I should pull off of the Turbo before I get rid of it?

Lof8 - Andy
Lof8 - Andy GRM+ Memberand UltraDork
11/9/24 10:59 a.m.

Awesome!!

Piguin
Piguin Reader
11/9/24 2:59 p.m.

I would pull all electronics from the interior, especially instruments and every switch you can find including everything key related.

BarrettRC8
BarrettRC8 New Reader
11/9/24 6:57 p.m.

In reply to Piguin :

Understood. I'll get to it tomorrow. Even though I'm having a custom harness and standalone ECU installed you think that's required? Better safe than sorry I suppose.

BarrettRC8
BarrettRC8 New Reader
1/4/25 8:38 p.m.


 

Put the 996T engine and transmission under the car just to get an idea of the work ahead. I didn't have time to lower the car for a clearance check but I'm nearly certain the engine will fit on account of the measurements I took. Interestingly, the 996 motor mounts are only about an inch wider than the '72s.
 

The torsion bar and likely a bit of the floor will need to be cut though.

 

Thought - Should I change the title of the thread?

docwyte
docwyte UltimaDork
1/5/25 12:16 a.m.

What turbos are you going to run?  

BarrettRC8
BarrettRC8 New Reader
1/5/25 12:37 p.m.

In reply to docwyte :

In the first iteration I'm going to run the engine as is. It was making about 550 to the wheels when I pulled it. The previous owner did some modifications that we didn't get into but he showed me a dyno sheet.

Who knows after that. But even getting the car running properly will be a few year endeavor given everything else I've got going on.

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