Started on the turbo manifolds
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Joined: Jul 2001
Posts: 121
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From: Sweden
Car: Trans Am -84
Engine: 355, Twin Turbo
Transmission: T5
Axle/Gears: 3.73 open
Started on the turbo manifolds
After years of planning and no garage I've finally started on the drivers side manifold. Pictures can be found here: 
http://www.itv.se/~a1003/turbo/exhaust/exhaust.html
The compressor housing is about 1/2 inch from the hood, I'm afraid that it'll hit the hood when the engine rocks a little. Guess it's time to make a new fiberglass hood with raised scoop.
/Anders

http://www.itv.se/~a1003/turbo/exhaust/exhaust.html
The compressor housing is about 1/2 inch from the hood, I'm afraid that it'll hit the hood when the engine rocks a little. Guess it's time to make a new fiberglass hood with raised scoop.
/Anders
Thread Starter
Member

Joined: Jul 2001
Posts: 121
Likes: 0
From: Sweden
Car: Trans Am -84
Engine: 355, Twin Turbo
Transmission: T5
Axle/Gears: 3.73 open
Incredible, when I finally start on doing something interesting the server where I have my picture gallery has some sort of disc failure. It'll probably be back within two to four days :-(
I'll post when it's back.
Sorry for this.
/Anders
I'll post when it's back.
Sorry for this.
/Anders
Thread Starter
Member

Joined: Jul 2001
Posts: 121
Likes: 0
From: Sweden
Car: Trans Am -84
Engine: 355, Twin Turbo
Transmission: T5
Axle/Gears: 3.73 open
Hmm, it seem to work all of a sudden - don't know how stable the server is right now. But the pictures are there now.
/Anders
/Anders
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Joined: Nov 2000
Posts: 323
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From: mayfield, OH
Car: 82 Trans am
Engine: Twin turbo 350
Transmission: T-56
What wall thickness tubing is that? It looks pretty beefy.
I've seen headers made from butt-weld 90º pipe fittings (from a plumbing supply store); has anyone heard of/had success with this? Seems it would be a lot cheaper than stainless steel, yet still hold up well and be able to support the weight of a turbo.
I've seen headers made from butt-weld 90º pipe fittings (from a plumbing supply store); has anyone heard of/had success with this? Seems it would be a lot cheaper than stainless steel, yet still hold up well and be able to support the weight of a turbo.
Thread Starter
Member

Joined: Jul 2001
Posts: 121
Likes: 0
From: Sweden
Car: Trans Am -84
Engine: 355, Twin Turbo
Transmission: T5
Axle/Gears: 3.73 open
They have 2 mm wall thickness (about 1/12 inch), plain steel - no fancy stainless stuff.
I've seen these bends being used on dragrace Volvo PV:s going low 10´s in the quarter. They will handle the heat but probably weight as much as a cast iron manifold. Quite easy to work with though. Tomorrow I´ll finish cylinder 3´s pipe and also start on cyl5 and 7. Damn, this is funny - but it takes a lot of time.
Thinking about the downpipe, I've got some 3" long radius bends laying around but I think I'll step down to 2.5" for clearance against the brake booster and steering shaft.
/Anders
I've seen these bends being used on dragrace Volvo PV:s going low 10´s in the quarter. They will handle the heat but probably weight as much as a cast iron manifold. Quite easy to work with though. Tomorrow I´ll finish cylinder 3´s pipe and also start on cyl5 and 7. Damn, this is funny - but it takes a lot of time.
Thinking about the downpipe, I've got some 3" long radius bends laying around but I think I'll step down to 2.5" for clearance against the brake booster and steering shaft.
/Anders
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