Introduction The Mercedes-Benz OM654 is an inline, four-cylinder diesel engine that is part of a modular engine family with: The OM656 inline six-cylinder diesel engine; The M264 turbocharged four-cylinder petrol engine; The M256 turbocharged inline six-cylinder petrol engine; and, The M176 biturbo V8 petrol engine. Production of the OM654 diesel engine commenced in early 2016 […]
make: Mercedes-Benz
Mercedes-Benz OM640 engine (2004-12)
The Mercedes-Benz OM640 was a four-cylinder turbo-diesel engine that was available from 2004 and developed for the front-wheel drive W169 A-Class and W245 B-Class. With a capacity of 1991 cc, the OM640 diesel engine had 83.0 mm bores and a 92.0 mm stroke, a cast iron block, an alloy cylinder head, common-rail direct injection (operating […]
Mercedes-Benz OM642 engine (2005-on)
Available from 2005, the Mercedes-Benz OM642 was a 3.0-litre V6 turbo-diesel engine which replaced the five- and six-cylinder OM647 and OM648 engines. Manufactured in Marienfelde, Berlin, and Stuttgart-Untertürkheim, the 2987 cc OM642 engine had 83.0 mm bores, a 92.0 mm stroke, a 72-degree ‘V’ angle, an aluminium block and cylinder head, common-rail direct injection (operating […]
Mercedes-Benz OM646, OM647 and OM648 engines (2002-10)
The Mercedes-Benz OM646, OM647 and OM648 were a family of diesel engines with four, five and six cylinders, respectively, which replaced the OM611, OM612 and OM613 engines. Each OM646, OM647 and OM648 engine had am 88.0 mm bore and 88.3 mm stroke, a cast iron block, alloy cylinder head, second-generation Bosch common-rail direct injection (operating […]
Mercedes-Benz OM628 and OM629 engines (2000-10)
The Mercedes-Benz OM628 and OM629 were V8 turbo-diesel engines. Released in 2000, the OM628 was first used in the W220 S 400 CDI, followed by the W211 E 400 CDI, G 400 CDI and W163 ML 400 CDI. The OM629 engine was available from 2005 and used increased boost pressure for higher power and torque […]
Mercedes-Benz OM611, OM612 and OM613 engines (1997-06)
The Mercedes-Benz OM611, OM612 and OM613 were a family of diesel engines with four, five and six cylinders, respectively. The OM611, OM612 and OM613 turbo-diesel engines had cast iron blocks, alloy cylinder heads, common-rail injection, double overhead camshafts (duplex chain-driven), four valves per cylinder (actuated by tappets) and exhaust gas recirculation. Released in 1997, the […]
Mercedes-Benz OM604, OM605 and OM606 engines
The Mercedes-Benz OM604, OM605 and OM606 were part of a family of diesel engines with inline four, five and six-cylinders, respectively. The OM604, OM605 and OM606 engines all had cast iron blocks, alloy cylinder heads, indirect injection, double overhead camshafts, four valves per cylinder (a first for passenger vehicles with diesel engines), compression ratios of […]
Mercedes-Benz OM607 engine (2012-on)
The Mercedes-Benz OM607 diesel engine was developed in conjunction with Renault and first introduced in 2012. The 1461 cc OM607 diesel engine had a cast iron block, an aluminium cylinder head, a variable geometry Borg-Warner turbocharger, common-rail injection operating at 1600 bar, a single overhead camshaft (belt driven), two valves per cylinder, a compression ratio […]
Mercedes-Benz M276 engine (2011-on)
Introduction Available from 2011, the Mercedes-Benz M276 engine was a 60-degree V6 petrol engine that replaced M272 engine. Manufactured at Mercedes-Benz’s Stuttgart-Bad Canstatt engine plant and developed in conjunction with M278 V8 engine, key attributes of the M276 engine included its: aluminium alloy cylinder block and head; third-generation direct injection system with electronically-controlled piezo injectors; […]
Mercedes-Benz M279 engine (2012-on)
Introduction The Mercedes-Benz M279 was a twin-turbocharged V12 petrol engine that was introduced in September 2012 for the Mercedes-Benz R231 SL 65 AMG. Key features of the M279 engine included its: Full-aluminium crankcase with pulsation bores; Forged crankshaft, connecting rods and pistons; One-piece chain drive; Roller-type cam followers actuating two intake valves and one exhaust […]