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Hey i'm about to buy a new turbo for my 93 sr20det silvia. Just wondered what you guys thought would be the best streetable turbo. I was thinking a HKS 2530 or 2540. I don't want a race car, or a drag car just something that will spool up quikly and do mid 12's. I'm open for any suggestions provided they meet all my criterea..

thanks guys.

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or HKS GT 2835 has a bit more torque range and a better liner curve... rather than top end power.....

i mean let's face it.... we dont always hit rev limiter in all gears...

just sometimes :D

they are ideal for 2 and 2.5 itre engine's....

and munro has two on his 9 sec GTR....

but that is only a small part of his development.....

here are some specs

HKS GT2835 - 380/400/410 PS Output

COMPRESSOR:

-Wheel- 48/52/56 Trims -

49.3/51.2/53.1 inducers / 71.1 Major

-Housing- 70 Inlet / 50 Outlet - 0.50 A/R

TURBINE:

-Wheel- 84 Trim - 56.5 Major / 51.8 Exducer

-Housing- GT25 inlet / Outlet spec:

Internal GT28; 0.64, 0.86 A/R

External GT30; 0.61, 0.73, 0.87, 1.01, 1.12 A/R

HKS GT2530 - 320 PS Output

COMPRESSOR:

-Wheel- 63 Trim - 47.7 Inducer / 60.1 Major

-Housing- 60 Inlet / 50 Outlet - 0.60 A/R

TURBINE:

-Wheel- 76 Trim - 53.8 Major / 47.0 Exducer

-Housing- GT25/T3 inlets / Internal GT25/Skyline Type oulets - 0.64 A/R

http://www.hksusa.com/products/?id=711

that website has lot's of valuable HKS info

When I was looking to get an aftermarket turbo for my silvia (now sold to make way for skyline) I thought well and hard about getting a full aftermarket turbo such as a 2540. Had a chat to a few people and some were even kind enough to take me for a spin in their cars so i could gauge for myself. However I came to my own conclusion that I would rather buy a second hand turbo off an S15. They are steel wheel and ball bearing flowing 320hp in stock trim and can be picked up for around $600. Was planning on getting one of these then paying another $1000-$1500 to get it HI-Flo to 420hp. Not a bad price no external gate required and bolts up to same mainfold water and oil lines same fittings. Not seeing a problem here, just something to think about. hope this helps.

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