7CM46DF
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World-class reliability and durability; Medium speed long-stroke engine design; Compact cylinder head design; Nodular cast-iron block with integrated ducts for lubricating oil and charge air; Segmental camshaft design; Capable of operation fuels up to 700 cSt/50°C fuel quality according to CIMAC H55/K55 and Crude Oil; High efficiency turbocharger; Cylinder liner semi-dry, only cooled outside the engine block; Engine control terminal with analog instrumentation in robust cast casing; Connecting rod, oblique split design for easy maintenance; Compact module for lower valve drives and injection pump drives with cam followers; Flexible Camshaft Technology (FCT), optional; Engine design based on the higher requirements of crude oil; Super fine honed cylinder liner for low lube oil consumption; Hardened piston ring grooves; Diamond coated piston rings; Fuel injection and integrated gas admission valve with easy service and maintenance access; Cylinder pressure sensors for highest operational reliability and efficiency, replacing conventional knocking sensor technology; Piston, rings and liners designed for operation on gas and liquid fuels; Optimized engine efficiency in gas and diesel operation; Blow-off valve and waste gate technology for optimized air-fuel ratio control