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View Full Version : Whats the difference between a T25 and T28?


Crab Walker
05-31-2004, 08:00 PM
I heard that the t25 and the t28 both use the same turbine, so i was wondering what exactly is the difference between the two?

I was thinking of getting a t25/t28 hybird, .48 turbine, .60 compressior. but is that just the same as a t28?

I want the closest to Zero lag i can get.

mjjstang
05-31-2004, 08:24 PM
t28 is ball bearing eliminating much lag but SEARCH

TheTimanator
05-31-2004, 09:22 PM
I was under the impression that not all T28's were ball bearing.....

Also, checkout www.cheapturbos.com for info on the T28

GlacierFreeze
05-31-2004, 11:33 PM
They're not.

bkfill
06-01-2004, 02:54 AM
K! Is It Or Is It Not Ball Bearing Make This Clear Now!
S15 T28 Turbo(yes The Stock 1) Is It Ball Bearing!

Crab Walker
06-01-2004, 08:41 AM
I heard the T28 is the same as a t25/t3 hybird, is this true?

So the t25/t3 has the lag of a t25 and the power of a t3. correct?

Steeles
06-01-2004, 08:49 AM
no. search.

Crab Walker
06-01-2004, 09:04 AM
am searching, thats where I heard t25/t3 was the same as t28

Steeles
06-01-2004, 09:22 AM
try the archives on Freshalloy or go to the specs page on heavy throttle. the turbo specs are on there.

Steeles
06-01-2004, 09:27 AM
this info is so easy i'll be nice;

Redtop T25:
Compressor: T-25, 60 trim 56mm BCI-1 compressor.
Turbine: T-25, 62 trim 53.8mm 0.64 A/R turbine housing.
Center Section: Journal bearings

S14 Blacktop T28:
Compressor: T-28, 60 trim 60 mm BCI-1 compressor in T-04B housing
Turbine: T-25, 62 trim 53.8mm 0.64 A/R turbine housing.
Center Section: Ball Bearing

S15 Blacktop T28:
Compressor: T-28, 60 trim 60 mm BCI-1 compressor in T-04B housing
Turbine: Inco turbine wheel. Cast divider wall between turbine discharge and wastegate.
Center Section: Ball Bearing