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If anyone discovers how to order a new CHRA (Center Housing Rotating Assembly) for the RS, I'd really appreciate knowing. I have put together the following info about our turbos that might help someone, so here it is, please feel free to point out my errors or omissions.

Notes on 2017 Ford Focus RS Turbocharger assembly
Markings on body of turbine housing:
1-1/1
Honeywell
FoMoCo
.71 AR
M12

9G438
DPQRF

Ford’s Sticker on turbo housing:
C/N G1FY 9G438 RE
SN THW0122R
PN 834142-0007
Made in Romania

Following is info off this website: GARRETT turbos for Ford passenger cars and vans - Applications - TurboMaster

Model:RS, Year2016, Engine:Ecoboost GTDI, Code: Euro6, HP:344, CC: 2.3/4, Fuel: G, Part#:MGT2263DGLZ, OEM Part#: 834142-0005

Following is from: https://www.fordpartworld.com/auto-parts

This is the complete assembly of exhaust flange and turbo, I verified that both 2016 and 2017 year have the same part number which is: G1F2 6K682-A

Following are other resources Found:

https://www.ebay.com/itm/Turbo-Billet-Compressor-Wheel-2016-Ford-Focus-RS-834142-5-54-71mm-11-0-Enlarge-/252831992737
CHRA= Center Housing Rotating Assembly.
On this RS unit, there are codes on the CHRA body, they are:
O5B6 , G1, M79






Compressor wheel for 2016 ford Focus RS


Kinugawa billet turbo compressor wheel for Garrett GT15~GT25 Reverse Ford Focus RS 2016 834142-0005 (54.00/71.00mm) 11+0


APPLICATION
- Replace OE compressor wheel P/N :
- Applied to engine/car model : enlarger factory
MGT2263DGLZ to 71mm based wheel.
- Suitable for Turbo/Cartridge : 834142-0005

WHEEL SPEC

- Nose Dia : 12.20mm

- Inducer Dia : 54.00mm

- Exducer Dia : 71.00 mm

- Extend tapered tip exducer Dia : 74.76mm

- Tip height : 4.26mm

- Super back height : 5.10mm

- Overall height : 32.42mm

- Bore size : 5.08mm

- Racing or Non-racing : Non-racing

- STD or custom size : Custom size

- Blade : 11+0

- Trailing angle : 40 Degree

- Bore type : through

- Fit OE or custom housing : Custom housing

- Cutback : 6.5mm

- Splitter height angle : 0.0

- Rotation : Reverse

- Splitter height : 0.00
 
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