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Crankshaft: Forged Steel; Rods: Forged; Pistons: Hypereutetic cast aluminum alloy - LZ0 upgraded to steel pistons; Cylinder liners: Iron; The engine's timing components are located at the rear of the engine, and feature timing chains to drive the camshafts and high pressure fuel pump, and a wet belt to drive the oil pump. [1]
This engine utilizes a cast-iron cylinder block and an aluminum cylinder head. The engine is turbocharged and intercooled. This engine also has four valves per cylinder and dual overhead camshafts. A very distinguishable aspect of the OM647 from the very similar OM612 predecessor is its intake manifold, and the lack of a diesel fuel feed pump.
The lower output versions have only a single turbocharger. There are also 2 shorter stroke "square" variants of this engine with 1.8 litre displacement 109 PS (80 kW) (badged A/B180) 136 PS (100 kW) (badged A/B200 and used only in smaller front wheel drive models like the A-Bclass).
This engine shares the bore and stroke of the C190 four-cylinder diesel and 2AA1 two-cylinder. The Bosch PES-A fuel pump is the same as the one used on the 3AA1, 3AB1, C220, and C240 engines. The Bosch PES-A fuel pump is the same as the one used on the 3AA1, 3AB1, C220, and C240 engines.
It is a family of 3-cylinder and 4-cylinder diesel engines featuring modular diesel engine system (MDB (Modularer Diesel Motor Baukasten)), [3] [4] [5] with dual-loop EGR system, with high pressure EGR and a cooled low-pressure EGR loops; variable valve train (VVT) with a camshaft adjuster, Bosch CRS 2-20 2000 bar common rail injection system ...
2 (B-Series) or 4 (ISB, QSB) valves/cylinder: Compression ratio: 17.2:1, 17.3:1, 17.5:1, 19:1: Combustion; Turbocharger: Holset Engineering (variable) Fuel system: Common rail high pressure direct injection, symmetrical combustion chamber with 7-hole injectors: Management: Bosch mechanical with electronic advance: Fuel type: Diesel: Oil system ...
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The Volkswagen D24 engine is a 2.4-litre inline-six-cylinder (R6/I6), naturally aspirated diesel engine, formerly manufactured by Volkswagen Group from 1978 to 1995. [ 1 ] Subsequent forced induction variants of this engine were also available as the Volkswagen D24T engine with a turbocharger , and a turbo intercooled version, the Volkswagen ...