GT1749V 750431-0004 Turbocharger Cartridge 703890-0121 for BMW 120 320 520
DESCRIPTION
♦A CHRA (known as turbo cartridge) is the center housing rotating assembly of a turbocharger.
♦A CHRA consists of a bearing house,turbine shaft,compressor wheel,back plate,heat shield
♦All the other internal parts.All of our CHRAs are fully assembled and balanced by SCHENCK
TB-Sonio.
♦Model: GT1749V
♦TURBO NO. : 750431-0004 750431-0006 750431-0007 750431-0010
750431-0012 750431-0015 750431-5012S
♦CHRA No. : 703890-0121
♦OE No.: 7794144E03
♦Balancing Test: <0.5Mg.mm / 150000RPM
♦Condition: Brand new
♦Fit For Car: BMW 120d / 320d / 520d - 2002
APPLICATION
| Trubo No. | Application | Power | OEM | Engine Code |
| 750431 | BMW 120 | 110KW | 7794144E03 | M47TU OL |
| 750431 | BMW 320 | 110KW | 7794144E03 | M47TU OL |
| 750431 | BMW 520 | 110KW | 7794144E03 | M47TU OL |
Turbine wheels & compressor wheels size information
| Turbine Wheels | | |
| (A) Inducer | (B) Exducer | Blades |
| 39.5 | 43 | 9 |
| | | |
| Compressor Wheels | | |
| (A) Inducer | (B) Exducer | Blades |
| 36.3 | 49 | 6/6 |
Material
| Turbine wheel | K418 |
| Turbine shaft | 42CrMo |
| Compressor wheel | C355(Aluminum casting) |
| Bearing house | HT250(Gary iron) |
| Journal bearing | CW713R |
| Thrust bearing | Brass bar |
| Thrust collar & spacer | 42CrMo |
TAIN HISTORY
1995 - Tain turbo was established , covers an area of 4,000 square meters,owns
complete production lines for compressor wheel,compressor housing,and turbo shafts.
2005 - Tain applied advanced PLC-6 low-pressure casting equipment.
2010 - Tain set up foreign trade department,specialized in exporting turbochargers,cartridges and other turbo parts,like shafts,compressor wheels,repair kits,ect.
2010 – Tain cooperated with several big dealers and distributers from German ,and develop a variety of VNT turbocharger.
2012 – Tain entered the south America market,and won a good reputation for our good quality,complete product chain and sincere service.
2015 - Tain applied SCHENCK TB Sonio-core assembly balancing equipment,and other testing equipments to establish a final product quality assurance system.
2017 – Tain imported a 5-axis equipment – MAKINO L2. We have a production line of billet compressor wheels now.
TECHNICIAL TEAM
Our technical team was composed by one advanced engineer with 15 years experience engineers and four engineers who are very professional in this field. They are familiar with turbocharger system and product structure and dimension.
They are mainly responsible for source selection,quality control,dimension inspection and product development.Thanks to them,currently we can supply over 300 types of turbochras and always keep our products quality in a high level.
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GT1749V 750431-0004 Turbocharger Cartridge for BMW 120 320 520 chra no.703890-0121 Images
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