Your thoughts...A turbo on a built olds 350 rocket

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mmaadx1

Not-quite-so-new-guy
Jul 11, 2009
17
0
0
Fort Walton Beach FL
Was thinking about getting a turbo for my cutlass. It is out of a 79 cutlass now in my 87 built from the bottom up. Dual electric fans ect ect what do you think, also would like a posi rear end research tells me 80's model hurst, is there a vin code somewhere that i can see if that car has it thanks... MADMAX of florida
 

Oldstech

Greasemonkey
Jan 26, 2009
145
3
16
Griffin, Ga
Well, a built 350? If your running a CR in the 9's its probably not worth the money. Becuz you wont be able the run much boost. And then the next problem I see. You said it was out of a 79 Cutlass. Unless it is a Diesel 350 convert, then it is the weak window main 350 and that be scary.

Me, I was real tempted to turbo my 403 which is the same platform of a weak bottom end. But I also have a 455 so why turbo the 403 when I could turbo the 455 .Both were Low CR. But as I said its alot of money, work, and time.
 

3XBrownCutty

Royal Smart Person
Mar 20, 2008
1,820
9
38
NW PA
I've always wondered the same thing. I would guess that if you build up the motor right it could stand it. The question is how much boost, and what kind of turbo... They are fairly low revving motors though. If it was me, I would do two turbo's just because it seems more bad-*ss. lol.
http://www.cardomain.com/ride/2243340

The option for posi is G80, it would be on the option sheet on the inside of the trunklid... if it's still there. The other "G" code is the gear ratio.
 

dan2286

Royal Smart Person
Mar 25, 2008
2,233
4
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Cleveland, Ohio

madmaxstyle

Greasemonkey
Jul 21, 2009
216
0
0
Alberta
my thoughts are very cool. I would personally tune it to perform better at the lower RPM's like a diesel. That way your power band would be lower and you wouldnt be in the higher RPMS of the engine.

Compression ratio is a key factor in the turbo theory. Can't slap a turbo on a high compression motor and expect it to run on pump gas.
 

dan2286

Royal Smart Person
Mar 25, 2008
2,233
4
0
Cleveland, Ohio
mmaadx1 said:
Does anyone know where to get a twin turbo set up for an olds rocket, or would a set up for a chevy 350 work????? Kind of lost there...

It's probably got to be all custom. You may be able to start off with a chevy kit, but it will need to be modified,
 

3XBrownCutty

Royal Smart Person
Mar 20, 2008
1,820
9
38
NW PA
I bet you can buy the chevy kit, but just find a junk set of olds headers and weld the header pipes to the olds flanges. can't me that much more that is different...

I would stay away from the ebay kits fo sho.
 

dan2286

Royal Smart Person
Mar 25, 2008
2,233
4
0
Cleveland, Ohio
Just remembered this. I think this is an online only car show, pretty much just like muscle car tv. They are actually building a turbo Olds engine. It's in an A body, but these should give you some ideas.

Here is the intro of the car,
http://www.youtube.com/watch?v=6B1nLNEo ... playnext=1

How they plan on using stock manifolds with a turbo,
http://www.youtube.com/watch?v=CuhMLP0T ... B&index=26

Explanation of what turbo they are using and how it will be mounted,
http://www.youtube.com/watch?v=rlaLse_m ... L&index=24
 
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