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The mkiv Supra Owners Club

Best single turbo and where to get it from


chris_bramley

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Guest Usmann A

Right, the T51R SPL is a 76.5mm turbo with a 1.00 A/R hotside.

 

You will probably be near around, or maybe better spooling than a T88H.

Its a powermaker for sure, and comes with a V band flange'd header/hotside.

 

But id be willing to bet that a well setup PTE71GTQ with cams, will get up and go before you've come into boost.

 

Thats hotside makes it laggier, but good for ultimate power(everyones perception of ultimate is different)

 

Why dont you try the Greddy T88GK turbine,its greddys most high flowing system, with anti surge housing.Im unsure if the specs, I will dig up tm.

 

Your looking at $4500-5000 roughly.

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initially I want to have good performance without upgrading the core engine overly. several expert ppl reckon the supra's engine is fine if I do the injectors, turbo and ecu and get it all tuned in. The rest can be added bit by bit...

 

t88 would be awesome but isn't the lag awful? Whereas the hks is far less laggy and just as powerful by all accounts but GOD does it cost more...

 

Do ppl think hks or greddy?

 

 

:stickpoke:

Greddy HKS

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ok guys, that's fair enough... I DO want a road car but it would be nice to have the option to upgrade later, so isn't it best to start out wiuth the best?

 

If you think the greddy or hks aren't the best, maybe you can recommend one? I am not interested in image and being able to say my car is xxxbhp as much as having the least lag and the best boost possible... it's ALL about performance. If my car with a nameless turbo will flatten something with an hks or greddy of same or higher spec for less hp then by all means, point me to the kit that does it. I'm looking for cracking 0-60 (sub 4 secs) and 0-100, and if possible 200 mph top end eventually, and the turbo is going to be the single biggest factor in the upgrade.

 

I currently have twin hybrids. I want far more from my car. I hear the bigger turbos give higher power, but smaller ones spool quicker. what will give me the power and response to beat most everything on the road, without spending silly money and going for the "image" of big names?

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If you want 600bhp at the fly, positive boost at 2800rpm, instant-on power at 4000rpm, a future-proofed manifold/intake/exhaust system, and a kit that gives you everything you need and it's all high quality stuff, I'd have to shamelessly whore out the Vortex Power Boostlogic kit with a T67.

 

I can't say anything about any other kit as I've not used them :)

 

-Ian

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that sounds excellent. if it'll keep up with and or equal the named turbo kits I'm all for it, only thing is I'd like 600 at the wheels ;) think the t71 kit (biggest vortex do I think) would do this nicely?

 

Ian, what performance do you get? I;d rather have a car that does 3.5 0-60 or whatever at lower bhp than one with 600 bhp that isn't quite as quick but might do 10 more mph top end. It's not ALL about the horsepower... Ddue says a smaller turbo correctly tuned can whup say a t88 0-60 and prolly equal it 0-100. only loses out real top end...

 

I want a car I can still drive on the road regularly. Think F&F road usable awesome power rather than lemans racing death star laser ultimate track power.

 

By silly money, I mean buying an hks turbo that costs £6k including fitting... I mean, ouch.

 

Vortex, you do fitting as well? What's the fastest kit you do for overall power?

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Guest Terry S

Please dont get hooked on BHP figures. There are lots floating around which are utter BS, and only anygood for Pub Bragging rights.

 

We can do any size turbo inc. a T5 flanged Monster. How about a BL76 DBB, 1100 bhp @ 2 bar ;)

 

Seriously, you need to catch a ride in any BL powered car. You will be blown away. If you are local I will gladly oblige.

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Please dont get hooked on BHP figures. There are lots floating around which are utter BS, and only anygood for Pub Bragging rights.

 

We can do any size turbo inc. a T5 flanged Monster. How about a BL76 DBB, 1100 bhp @ 2 bar ;)

 

Seriously, you need to catch a ride in any BL powered car. You will be blown away. If you are local I will gladly oblige.

 

Yeah Dude said it's all BS and frankly like I said I want power and speed more than that.

 

If I can run a t71 or whatever at 1.5 bar odd (or whatever) and get 3.5 0-60 and 7 odd 0-100 and brush near 200 mph, I don't care if my hp drops to 300 ;) whatcha recommend? the 67 or the 71? I notice the 71 is in your ultimate street fighter package. I guess the 71 puts out more power and it can't lag THAT far behind the 67...

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Guest Terry S

The biggest issue is actually getting the power down. The bigger the turbo/ more power the harder it is.

 

Are you talking about using Optimax?

 

The reason we stop at the 71 GTQ is that after that the car becomes pretty unusable fro the road without serious mods/money. My old 74 GTS car had mappable traction control in each gear to tame it.

 

The 71 will spool approx 500 rpm later than a 67 P trim.

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At 1.2bar of boost I did a video run to get some timings down and it went from 60 to 120mph in 7.2 seconds. It'll run 1.4bar of boost on Optimax but I have no pukka video timings for that yet.

 

70 to 80mph in-gear was 0.75s :looney:

 

Getting the power down is an issue though!

 

-Ian

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The biggest issue is actually getting the power down. The bigger the turbo/ more power the harder it is.

 

Are you talking about using Optimax?

 

The reason we stop at the 71 GTQ is that after that the car becomes pretty unusable fro the road without serious mods/money. My old 74 GTS car had mappable traction control in each gear to tame it.

 

The 71 will spool approx 500 rpm later than a 67 P trim.

 

i will be adding racelogic as well, the full whack. and I ONLY run optimax.

 

so what benefits versus disadvantages does each turbo give?

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My car has the T67 on it and it's mapped for 1.4 bar on Optimax. Hopefully, my car should be ready in a couple of weeks or so, (I'm waiting for a few clutch bits from the states at the moment), and I'm more than happy to take you for a spin.

 

I notice you're quoting 0-60 times a lot. In honest, I think that's probably more down to the driver to be able to cope with a combination of traction available compared with the level of HP were talking about.

 

I doubt my car's 0-60 is much quicker than stock because it has so much power it's difficult to stop it wheelspinning in most of the lower gears. I've heard/felt the RLTC kicking in at over 100mph! - And that was in the dry!

 

It's an animal in the wet ;)

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hehe that sounds nice :p

 

thing is, I am able to lay the power down well enough in most instances - I;ve done some rallying and advanced driving on rwd cars so I know a few tricks. The reason I like 0-60 is because it's a) a rush to belt off and b) it's the only really safe/legal bit of fun you can have on the road at any time.

 

The 0-100 etc is very important too but I've seen supies with quoted times of sub 4 seconds and it shuold be acheivable in the right conditions if you are careful.

 

I intend on having RLTC with lauch control, which should effectively cut out the middle man and get it gripping just right from a standing start.

 

I can handle tha power! (no, really!)

 

Add to this the fact my nice twin hybrids seem kinda laggy and not quite right, and I think the difernce will be huge whatever - and I don't want to re set them up when I'm going single anyway...

 

my friend's supra for eg has a t88 and he quotes it as 800 bhp at the rear wheels at 2 bar, and he manages most of the time without using any tc (he turns his off). I think RL would take the excess off my foot, I hear it only uses up wasted power ;)

 

on the other hand, the 71 would give more power top end, no? I mean what is the PRACTICAL difference twixt the two? And what is the real difference tween the GTQ and the P?

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I can handle tha power! (no, really!)

 

 

 

Sound familiar Terry/ Frank !!!!!! :stickpoke

 

Trust me you cant / wont handle the power !!!!it will bite you in the asss at any given moment and not allways when you are expecting it !!!! :werd:

 

Dude :devil:

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My car has the T67 on it and it's mapped for 1.4 bar on Optimax. Hopefully, my car should be ready in a couple of weeks or so, (I'm waiting for a few clutch bits from the states at the moment), and I'm more than happy to take you for a spin.

 

I notice you're quoting 0-60 times a lot. In honest, I think that's probably more down to the driver to be able to cope with a combination of traction available compared with the level of HP were talking about.

 

I doubt my car's 0-60 is much quicker than stock because it has so much power it's difficult to stop it wheelspinning in most of the lower gears. I've heard/felt the RLTC kicking in at over 100mph! - And that was in the dry!

 

It's an animal in the wet ;)

 

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