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Deutz BF6M1013FC Engine

The Deutz BF6M1013FC is a heavy-duty, water-cooled, four-stroke, inline 6-cylinder diesel engine engineered for demanding industrial, mobile machinery, and power generation applications. It features an integrated turbocharger along with an air-to-air charge air cooler (intercooler) to maximize thermal efficiency and performance. The robust design leverages a single integrated cylinder head, wet cylinder liners for extended service life, and an acoustic-optmized combustion system that ensures exceptionally smooth operation and low noise emissions. The engine utilizes an overhead valve configuration driven by a low-mounted camshaft located inside the rigid crankcase housing.

The cylinder head accommodates a dual-valve or four-valve overhead arrangement per cylinder depending on the exact sub-tier variant (e.g., standard industrial vs. specialized generator sets). Valves are actuated via mechanical lifters, pushrods, and rocker arm assemblies. Adjustments to the valve clearances must be executed using the integrated locknut on the rocker arm assembly at a temperature below 80C. Cylinder Bore: 108 mm. Piston Stroke: 130 mm. Total Engine Displacement: 7.15 liters (7146 cm).

The engine uses the signature DEUTZ PLD (Pumpe-Leitung-Duse) unit injection system. Instead of a single conventional high-pressure injection pump, this configuration deploys an individual high-pressure injection pump for each individual cylinder. These unit pumps are positioned directly within the engine block and are actuated mechanically by specialized cams on the main camshaft, completely omitting long high-pressure lines. Fuel is drawn from the tank by a mechanical fuel feed pump, routed through a spin-on primary fuel filter, and delivered into the unit pumps. The unit pumps deliver metered fuel under extreme pressure directly to the multi-hole injection nozzles for direct cylinder injection. Excess fuel is evacuated via an overflow fuel line equipped with an integrated pressure-keeping device before returning to the fuel tank. System governing is managed either mechanically or via an optional electronic motor regulator (EMR) for precision control.

Forced-feed lubrication is managed by a gear-driven lube oil pump drawing directly from the bottom oil pan. The system flows through an integrated liquid-to-liquid lube oil cooler and full-flow spin-on oil filter cartridges. Pressurized oil channels through the main gallery to lubricate the crankshaft, connecting rod bearings, and camshaft journals. Specialized oil spray nozzles are mounted at the base of each cylinder to provide continuous underside piston cooling. Rocker arms are pulse-lubricated via oil passing upward through control bores in the tappets and hollow pushrods.

The closed-circuit liquid-cooling system utilizes a high-capacity centrifugal coolant pump driven by the engine pulley system to circulate coolant directly through the crankcase and cylinder head passages. Temperature regulation is controlled via an integrated thermostat assembly. The system incorporates a pressurized expansion tank with vent lines extending back to the cylinder head, alongside a heavy-duty engine radiator paired with an air-to-air charge air cooler (intercooler) to drop intake air temperatures.

General Technical Data

Engine Specifications

Engine Model ............... Deutz BF6M1013FC
Engine Type ............... 4-cycle inline 6-cylinder direct injection liquid-cooled diesel
Number of Cylinders ............... 6
Cylinder Arrangement ............... In-line
Engine Bore, in (mm) ............... 4.25 (108.0)
Engine Stroke, in (mm) ............... 5.12 (130.0)
Displacement, cu.in (L) ............... 435 (7.15)
Rated Engine Power, hp (kW) ............... 315 (235)
Rated Engine Speed, rpm ............... 2300
Peak Torque ............... 1050 Nm (778 lb-ft) at 1400 rpm
Minimum Idling Speed, rpm ............... 700-800
Aspiration Type ............... Turbocharged with charge air cooling
Compression Ratio ............... 17.5:1
Firing Order ............... 1-5-3-6-2-4
Combustion System ............... Direct injection
Cylinder Block Material ............... Cast iron
Cylinder Head Material ............... Cast iron
Cylinder Liners ............... Wet exchangeable cylinder liners
Lubrication System ............... Forced-feed lubrication with gear pump
Oil Pump Type ............... Gear-driven
Oil Filter Type ............... Full-flow spin-on cartridge
Cooling System ............... Liquid-cooled
Water Pump Type ............... Gear-driven centrifugal pump
Air Cleaner Type ............... Dry dual-stage with safety element
Starting System ............... Electric starter motor
Electrical System Voltage, V ............... 12 or 24
Alternator Rating, A ............... 55 or 80

Fuel System

Injection System Type ............... Integrated high-pressure single injection pumps
Injection Pump Model ............... Bosch unit pumps (Deutz plug-in system)
Number of Injection Pumps ............... 6
Fuel Feed Pump Type ............... Mechanical gear pump
Fuel Feed Pump Pressure, psi (bar) ............... 58.0-72.5 (4.0-5.0)
Fuel Injection Pressure, psi (bar) ............... 23200 (1600)
Injection Nozzle Type ............... Multi-hole nozzle
Governor Type ............... Mechanical centrifugal or electronic
Fuel Filter Type ............... Spin-on cartridge
Water Separator ............... Integrated in primary filter line
Nozzle Opening Pressure, psi (bar) ............... 3625 (250)

Dimensions and Weight

Overall Length (front pulley face to flywheel housing flange), in (mm) ............... 40.4 (1025)
Overall Width (exhaust manifold to injection pump side), in (mm) ............... 24.5 (620)
Overall Height (oil pan bottom to intake manifold top), in (mm) ............... 37.2 (945)
Dry Weight (without flywheel, cooling system), lbs (kg) ............... 1275 (580)

Maintenance Data

Service Information

Oil Pressure at Idle Speed, psi (bar) ............... 11.6 (0.8)
Oil Pressure at Rated Speed, psi (bar) ............... 43.5 (3.0)
Thermostat Opening Temperature, F (C) ............... 181 (83)
Thermostat Full Open Temperature, F (C) ............... 203 (95)
Max LOil Temperature in Oil Pan, F (C) ............... 257 (125)
Intake Valve Clearance, in (mm) ............... 0.012 (0.30)
Exhaust Valve Clearance, in (mm) ............... 0.020 (0.50)

Engine Oil and Coolant

Engine Oil Type .................. SAE 10W-30, 15W-40
API Service Classifications ......................... CH-4, CI-4
Engine Oil Capacity, gal (L) ............... 5.8 (22.0)
Coolant Capacity, gal (L) ............... 7.1 (27.0)

Service Intervals

Change oil and filter ............... Every 500 hours
Replace fuel filters ............... Every 500 hours
Inspect air filter ............... Every 100 hours
Change coolant ............... Every 2 years
Replace air filter ............... Every 1000 hours
Valve clearance adjustment ............... Every 1000 hours
Change coolant ............... 1000 hours or 2 years
Fuel system inspection ............... Every 1500 hours
Compression test ............... Every 3000 hours
Drain water separator ............... As required
Belt inspection ............... As required

Service Specifications

Cylinder Bore Inside Diameter, in (mm) ................ 4.2520 (108.00)
Crankshaft Journal Outside Diameter, in (mm) ................ 3.5433 (90.00)
Crank Pin Outside Diameter, in (mm) ................ 2.5984 (66.00)
Crankshaft End Play, in (mm) ................ 0.0039-0.0118 (0.10-0.30)
Intake Valve Stem Outside Diameter, in (mm) ................ 0.3142 (7.98)
Exhaust Valve Stem Outside Diameter, in (mm) ................ 0.3134 (7.96)
Intake Valve Guide Inside Diameter, in (mm) ................ 0.3150 (8.00)
Exhaust Valve Guide Inside Diameter, in (mm) ................ 0.3150 (8.00)
Intake Valve Stem to Guide Clearance, in (mm) ................ 0.0047 (0.12)
Exhaust Valve Stem to Guide Clearance, in (mm) ................ 0.0059 (0.15)
Intake Valve Spring Free Length, in (mm) ................ 2.3228 (59.00)
Exhaust Valve Spring Free Length, in (mm) ................ 2.3228 (59.00)
Intake Cam Height, in (mm) ................ 2.2244 (56.50)
Exhaust Cam Height, in (mm) ................ 2.2244 (56.50)
Piston Pin Outside Diameter, in (mm) ................ 1.6535 (42.00)
Piston Pin to Piston Bore Clearance, in (mm) ................ 0.00016-0.00055 (0.004-0.014)
Top Ring Side Clearance, in (mm) ................ 0.0035-0.0047 (0.09-0.12)
Second Ring Side Clearance, in (mm) ................ 0.0024-0.0037 (0.06-0.095)
Oil Ring Side Clearance, in (mm) ................ 0.0016-0.0028 (0.04-0.072)
Top Ring End Gap, in (mm) ................ 0.0354 (0.90)
Second Ring End Gap, in (mm) ................ 0.0787 (2.00)
Oil Ring End Gap, in (mm) ................ 0.0472 (1.20)

Tightening Torque Specs

Cylinder Head Bolts, Step 1 ................ 80 Nm (59 lb-ft)
Cylinder Head Bolts, Step 2 ................ 160 Nm (118 lb-ft)
Crankshaft Damper Pulley Bolt ................ 350-370 Nm (258-273 lb-ft)
Connecting Rod Cap Bolts ................ 60-65 Nm (44-48 lb-ft)
Main Bearing Cap Bolts, Step 1 ................ 120 Nm (89 lb-ft)
Main Bearing Cap Bolts, Step 2 ................ 250 Nm (184 lb-ft)
Flywheel Bolts ................ 90-100 Nm (66-74 lb-ft)
Camshaft Drive Gear Bolt ................ 80-90 Nm (59-66 lb-ft)
Camshaft Bearing Cap Bolts ................ 25-30 Nm (18-22 lb-ft)
Rocker Arm Shaft Mounting Bolts ................ 30-35 Nm (22-26 lb-ft)
Valve Cover Bolts ................ 8-10 Nm (6-7 lb-ft)
Intake Manifold Bolts ................ 25-30 Nm (18-22 lb-ft)
Exhaust Manifold Nuts ................ 35-40 Nm (26-30 lb-ft)
Turbocharger Mounting Nuts ................ 40-45 Nm (30-33 lb-ft)
Turbocharger Oil Feed Line ................ 20-25 Nm (15-18 lb-ft)
Oil Pan Bolts ................ 8-12 Nm (6-9 lb-ft)
Injection Pump Mounting Bolts (individual pumps) ................ 15-20 Nm (11-15 lb-ft)
Fuel Injector Clamp Bolts ................ 25-30 Nm (18-22 lb-ft)
Glow Plugs ................ 20-25 Nm (15-18 lb-ft)
Water Pump Mounting Bolts ................ 20-25 Nm (15-18 lb-ft)
Thermostat Housing Bolts ................ 8-12 Nm (6-9 lb-ft)
Starter Motor Mounting Bolts ................ 45-50 Nm (33-37 lb-ft)
Alternator Mounting Bracket Bolts ................ 30-35 Nm (22-26 lb-ft)
Engine Mounts (to block) ................ 60-70 Nm (44-52 lb-ft)

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• Deutz Engines Specs
  
• Deutz BF4M1013C Specs
  
• Deutz BF4M1013EC Specs
  
• Deutz BF4M1013FC Specs
  
• Deutz BF6M1013EC Specs
  
• Deutz BF6M1013ECP Specs
  

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