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Universal turbocharger GT2871/GT2860 with T25 flange
Universal turbocharger for 4-cylinder engines with a capacity of 1.5-2.0 liters. The model uses a standard T25 inlet flange on the exhaust manifold side, a turbine outlet with a 5-bolt flange and an external wastegate.
The source states that up to 350 BHP can be achieved on the boost side. The product is not specific to a specific car model, so before purchasing, compare the turbocharger's specifications with the vehicle's exhaust, intake, oil, and cooling systems.
Technical specifications
- Type: universal turbocharger
- Model designations: GT2871/GT2860
- Application: 4-cylinder engines 1.5–2.0 l
- Turbine input flange: standard T25
- Turbine output flange: 5-bolt
- T28 flange: can be converted to T25 using an adapter that is not described as part of this product
- Wastegate: Yes
- Bearing: wet float
- Cooling: water-oil
- Power potential given in the source: up to 350 BHP
Turbine and compressor parameters
| Parameter | Value |
|---|---|
| Turbine trim | 76 |
| A/R turbine | 0.64 |
| Turbine Inductor Diameter | 53.8 mm |
| Diameter of the turbine indexer | 47 mm |
| Compressor Trim | 48 |
| A/R compressor | 0.60 |
| Compressor inducer diameter | 49.2 mm |
| Diameter of compressor indexer eg | 71 mm |
Oil and water connections
- Oil restrictor: Yes
- Oil restrictor inner diameter: 2 mm
- Oil supply size: 12 mm
- Oil inlet: M12 × 1.25
- Oil drain size: 14 mm
- Oil outlet: M14 and 2 × M8 × 1.25
- Oil drain thread pitch: 40 mm
- Water connection size: M14 × 1.5
Materials and dimensions
- Turbine housing: ductile iron QT450-10, according to the source, resistant to temperatures up to 700°C
- Turbine wheel: steel element made of K418 alloy, according to the source designed for operation at temperatures up to 900°C
- Compressor wheel and blades: cast aluminum
- Dimensions given in the source: 30 × 27 × 23 cm
- Weight given in the source: 7900 g
Important information regarding assembly
The turbocharger is universal and requires verification of its fit for the specific vehicle and installation by a qualified technician. Before installation, the cause of the previous turbocharger's failure must be determined and corrected, particularly lubrication problems, oil contamination, foreign bodies in the intake system, or a faulty pneumatic valve.
- The source recommends replacing the oil lines and components.
- The oil return line should be located lower than the turbocharger.
- Do not use silicone or thread tape.
- In a petrol vehicle, a water cooling system should be used.
- The connections on the exhaust side should be properly sealed by welding.
OEM/OE numbers
There are no confirmed OEM/OE numbers for this product.
Helpful information before purchasing
This is a universal GT2871/GT2860 turbocharger for 1.5-2.0L 4-cylinder engines, designed for systems using the T25 flange. This is not a make- or model-specific part. Please compare flanges, oil and water connections, dimensions, and turbocharger requirements before purchasing. The GT2871 and GT2860 designations are product or compatibility designations, not confirmed OEM numbers.
The most important information
- The turbine inlet has a standard T25 flange and the turbine outlet is a 5-bolt.
- The turbine has an A/R of 0.64 and the compressor A/R of 0.60.
- The product has water-oil cooling, wastegate and oil restrictor with a 2 mm hole.
- The source states application for 1.5–2.0 l engines and potential up to 350 BHP.
- For a T28 flange manifold, an adapter is needed to convert to T25.
Contents of the set
The source confirms a turbocharger with a wastegate and oil restrictor, but does not provide a complete, detailed list of the kit's components. Please verify the scope of delivery before ordering.
Frequently asked questions
How do I check if a part fits?
Compare the T25 flange, dimensions, oil and water connections, mounting location, and turbocharging system requirements. Also, verify that your vehicle's application is compatible with a 1.5–2.0L 4-cylinder engine. A T28 flange requires a T25 adapter.
Is the product ready for assembly?
The source does not confirm readiness for direct installation in a specific vehicle. The installation should be tailored to the specific system, and the source recommends installation by a professional mechanic.
Does the offer include a complete set?
The complete assembly kit has not been confirmed. Detailed kit contents require verification prior to purchase.
Why is it worth buying from Multigenus?
- Ships from European warehouse for selected offers
- Final price within the EU, excluding customs and import surcharges
- 14 days to return in accordance with EU law
- Pre- and post-purchase support
- The product is described in a way that makes it easier to choose the right variant