Identify that turbo!

Discuss the RB20, RB25 and RB26 series engines.
gawdzilla
Posts: 2028
Joined: Sat Sep 18, 2004 11:51 am
Car: none

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my rb26 came w/ aftermarket turbos. i disassembled one today, and found out the following:

dual ball bearingGT turbine wheel.64 written in exhaust inlet~24mm wastegate puck hole~45mm exhaust inlet width

stamp on the turbo says (garrett):FJ 0155JG17200-M48020713255-93

compressor wheel says 202549-15 or 702549-15 on the back (hard to read)

Anyone know what turbo it is?


Slo_240sx
Posts: 649
Joined: Thu Feb 19, 2004 3:43 pm
Car: Mean Green LS1 S13. Caged and Backhalfed.

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Is there an .AR for the compressor housing? I can get a pretty good guess but best bet would to call garrett up and ask them what it is. They should be able to help atleast. I'm guessin GT2530-Alex

gawdzilla
Posts: 2028
Joined: Sat Sep 18, 2004 11:51 am
Car: none

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Thanks, I think I'll give garrett a call.

gawdzilla
Posts: 2028
Joined: Sat Sep 18, 2004 11:51 am
Car: none

Post

I dont think they're GT2530s because HKS isnt written anywhere on the turbo itself. The AR on the compressor housing is .42The AR on the turbine housing is .64The size of the compressor wheel is 59.4 mmI couldnt measure the size of the turbine wheel.I also called Garrett distributors in the US, but since it is a "Garrett of Japan" turbo, no one could track it down. Anyone know of a Garrett distributor that has access to the Japanese database? Multiple places told me that the part system for Garrett of Japan is different than the US.


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