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On 2002-01-03 11:39, jr_certs wrote:
is that a t3?
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Yes. Its a Garrett/AiResearch T3 (40 or 45 trim - not sure which) that I pulled off a 84 Saab 900 Turbo.
I wanted a T3-60 off a Ford T-Bird Turbo Coupe or a Merkur XR4TI but, all the ones that I found at the junkyard didn't have engines in them or someone else got to the turbo before I did.
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What are you doing about the flange to hook it up to the exaust manifold?
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I'm gonna use the manifold off a 91 - 95 MR2 Turbo. It bolts right up to a 3S-FE but, you have to chop off some of the bolt holes cos they get in the way. Their extra holes that are used on a 3S-GTE but, not a 3S-FE.
I am going to have to make an adapter so that I can bolt up my T3 to it cos the flange on the manifold is different then the turbine inlet flange on a T3.
A Toyota CT-26 turbo will bolt right up to the manifold though, but I couldn't find any MR2 Turbos at the junkyard and TAP Recycling wants $600 for a CT-26 turbo. So I said screw that cos I only paid about $50 for my T3.
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What sort of lag are you expecting, I mean what RPM do you think that baby will start boosting?
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2,500rpm. :grin:
The A/R (area to radius ratio) of the turbine housing on the turbo that I have is .48. The .63's start spooling at about 3,000rpm.
The smaller the A/R the faster it'll spoolup but, its not capable of making as much power as a turbo with a larger A/R. So its a trade off of spoolup vs. power capabilities.
The T3's come in .36, .48, .63, and .82.