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This hybrid turbo, designed for the Smart Roadster 0.7 i with 100 hp, features da modification aimed at adapting the dair flow.. Its configuration plug & play allows for Installation without modification installation dof the original unit, provided the part numbers are checked carefully.
Two kits are documented: Stage 1 and Stage 2. They combine a high-flow MFS compressor wheel, a 360° bearing retainer and high-speed balancing, with a re-profiled intake housing d for the Stage 2 version.
This modification is designed to adapt the compressor’s air displacement capacity dwhilst retaining the configuration intended for for the original installation d. The result depends on the engine management system and all associated equipment.
The Stage 2 is fitted with a oversized turbine and an intake housing dadapted to its dimensions. This modification may alter the air flow rate dand the behaviour of the turbocharger; it must be used in conjunction with appropriate engine tuning.
A hybrid turbo utilises a turbocharger design adapted for to accommodate internal modifications. Depending on the tuning, these may involve the compressor wheel, its dimensions and geometry, the housings, the turbine wheel, the thrust bearing or the balancing.
The aim is dadapt the compression capacity and air flow rate d. A hybrid turbo is therefore not defined solely by the appearance of its compressor wheel, but by the coherence of its components and the modifications made to them.
MFS stands for ‘Milled From Solid’, meaning a wheel machined from a solid block. This manufacturing process alone does not guarantee an increase in air flow rate d. A standard MFS wheel may retain a geometry equivalent to that dof the original.
An MFS impeller Performance can be given a geometry tailored to the tuning objective: profile, blade height or width, diameter or specific configuration. Only the modifications documented for for each stage should be taken into account.
A standard MFS impeller can be just as efficient as a custom- Performance MFS impeller. It is not its appearance that determines its performance, but its geometry and its ability to move more d’air. A higher airflow rate can contribute to power output when the engine tuning is correctly adapted, though this alone does not guarantee a specific result.
The compressor impeller draws in and then compresses the air sent to the engine. Its diameter, profile, height, width and the arrangement of its blades influence the compressor’s aerodynamic behaviour and the amount dof air displaced under certain operating conditions.
The result also depends on the casings, the turbine wheel, the boost pressure and the engine set-up. A larger wheel does not automatically guarantee better performance and may alter the response time as well as the range d’of optimal operation.
The 360° bearing thrust ring, present on both documented stages, helps to distribute the axial forces to which the rotating assembly is subjected. However, it does not protect the turbo d’from incorrect installation or d’from a lack of lubrication.
The rotor is balanced at high speed, at 150,000 rpm on a Cimat VSR test bench, in order to minimise vibrations and mechanical stresses. This balancing does not exempt the user from complying with the applicable checks and assembly procedures.
Operating da hybrid turbo may require adjustments to the engine mapping and boost pressure management. Depending on the level of preparation, the fuel supply, intake air cooling d, the exhaust system, the transmission and the wastegate setting may also need to be checked or adjusted. Fitting da hybrid turbo does not automatically guarantee a power increase.
⚠️ WARNING — IMPORTANT BEFORE INSTALLATION
Identify and rectify the cause of the previous fault. Check the lubrication circuit, the oil supply and return lines d, and ensure the pipes are clean. Check the intake system and ensure there are no foreign objects present. Carry out the priming procedure in accordance with the applicable recommendations and follow the manufacturer’s instructions. Theadjustment of the wastegate and engine management must be carried out by a qualified professional. Failure to rectify a lubrication fault may result in the turbocharger failing again.
Check the part number marked on the turbo d’original, the OEM and manufacturer part numbers, as well as the make, model, version, engine type, power output,Year and engine code. An identical engine may be fitted with several different turbo set-ups.
⚠️ Check your turbo’s part numbers
Before ordering, compare the part number marked on your original turbo d with the part numbers listed in this specification sheet. An identical engine specification does not always guarantee compatibility. If in doubt, please contact us with the full part number taken from your turbo.
ALFI TURBO specialises in the sale of turbochargers for for cars, commercial vehicles, heavy goods vehicles, construction machinery, agricultural machinery and boats: new turbochargers, remanufactured units, hybrid turbochargers, Cartridge and turbocharger spare parts. Over 20,000 items are available.
The turbocharger plays a vital role in the operation and performance d of a turbocharged engine. When a turbocharger needs replacing, it is important d to identify the exact part number before ordering.
ALFI TURBO supplies turbochargers for for a wide range of makes and engine types: cars, commercial vehicles, heavy goods vehicles, construction machinery, tractors and agricultural machinery, as well as various marine applications.
You can search for your turbo based on the vehicle or application, engine type, engine code, or directly using d an OEM or manufacturer part number found on your old turbocharger.
Browse our range of new turbochargers for for diesel and petrol engines. ALFI TURBO has over 5,500 new turbochargers in stock for covering a wide range of makes, engine types and turbocharger part numbers.
View new turbochargers →A standard exchange turbo allows you to replace a turbocharger whilst returning the old part where a deposit is required. Our catalogue includes numerous part numbers for from various makes and engine types.
View standard exchange turbochargers →Hybrid turbos are designed for set-ups requiring greater air flow d and higher performance potential than a standard set-up. Specifications depend on the turbo, its tuning and the engine configuration.
View hybrid turbos →The turbo Cartridge, also known as the central turbo cartridge, comprises the main rotating components of the turbocharger. ALFI TURBO has over 6,000 Cartridge for turbo part numbers.
View turbo Cartridge →Our catalogue covers a wide range of d applications fitted with d a turbocharged engine.
A single engine type may have been fitted with several different turbochargers depending on theYear, power output, engine version or technical evolution.. The application alone is therefore not always sufficient for to accurately identify the correct turbo.
Before ordering, note down the part numbers shown on the identification plate d of your old turbocharger. This may be d an OEM part number or d a part number from the turbo manufacturer.
Compare these part numbers with those listed on our product pages.. If in doubt, our team can help you verify the part number you are looking for before you place your order.
A loss of power, an unusual whistling noise, oil consumption d, abnormal smoke or poor engine performance may be linked to a turbocharger fault.
However, a fault that appears to be turbo-related may also stem d from a lubrication issue, d from contaminated oil, d from a foreign object, from the intake or exhaust systems, or d from another engine peripheral component.
It is therefore important to investigate the cause of the fault before fitting a new turbo or a new Cartridge.
Since 2012, ALFI TURBO has been assisting private individuals and professionals in identifying and replacing turbochargers.
A turbocharger failure may be the result d of another engine problem. Before fitting d a new turbo or Cartridge, identify and rectify the cause of the original fault to d avoid d damaging the new part.
Do you have a turbocharger part number but can’t find the matching part? Are you unsure which part number to choose? Send us the details from your old turbo so that our team can help you identify the part you’re looking for.
CONTACT ALFI TURBO