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6H Diesel Specifications: 2007 EPA Compliant
GENERAL
Cylinder Block and Crankcase Material Gray Iron
Water Jackets Gray Iron
Cylinder Heads Material Gray Iron
Valve Arrangement 4 Valves
Valve Seat Inserts Yes
Head to Block Attachment 6 Bolts / Cylinder
Stroke Cycle Four Stroke
Ignition Method Compression
Fuel Injection High Pressurized Direct Injection
Air Intake System Turbocharged, Charged Air Cooled
Engine Mounting Four Point
Firing Order 1-5-3-6-2-4
Crankcase Ventilation Breather to Atmosphere
CAMSHAFT
Number Finished 1
Bearing Material Steel-Backed Pb-Sn-Cu alloy
Number of Bearings 5
Camshaft Drive Type Gears
Material Steel
CRANKSHAFT
Material Forged
Heat Treatment Nitrided
Main Journal Diameters in / (cm) 3.23 (8.20)
Crankpin Diameter in / (cm) 2.87 (7.29)
Vibration Damper Viscous Rubber Damper
Flywheel Material Cast Iron
Main Bearing Type Steel Backed Pb-Sn-Cu alloy
Number of Bearings 7
End Thrust Taken By Crank Thrust Bearing
Total Bearing Length in / (cm) 7.49 (19.02)
Total Projected Area sq. in / (sq .cm) 24.2 (156.1)
CONNECTING RODS
Type & Material Forged Steel Straight Split
Length Center to Center in / (cm) 7.795 (19.8)
Piston Pin Bushing Steel-backed Pb-Sn-In alloy
Lower End Rod Bearing Type Straight Split
Make Steel-backed Pb-Sn-In overlay
PISTONS
Type 1 Piece
Material Aluminum
Coolant Oil Cooling Channel
Piston Pin Type Hollow
Material Steel
Diameter in / (cm) 1.57 (3.99)
Retention Method Snap Ring
Piston Rings Number 4
Compression Ring Type Keystone
Compression Ring Material Steel
Oil Control Ring Type Bevel-Edged
Oil Control Ring Material Steel
VALVE OPERATING MECHANISM
Type OHC
Valve Guide Type Replaceable
Engine Carburized Steel
Rocker Arm Type Roller
Rocker Arm Material Aluminum Die Casting
Rocker Arm Shaft Support Cast Iron
Rocker Arm Shaft Material Steel
VALVES, INTAKE
Type Double
Material Silicon Steel
Number per Cylinder 2
Rotation None
Seat Angle (degrees) 60 From Vertical
Head Diameter in / (cm) 1.45 (3.68)
Stem Diameter in / (cm) 0.31 (.79)
Lift in / (cm) 0.46 (1.17)
Clearance (cold) in / (cm) 0.016 (.041)
VALVES, EXHAUST
Type Double
Material Silicon Steel
Number per Cylinder 2
Rotation None
Seat Angle (degrees) 60 From Vertical
Seat Insert Material Sintered Steel
Head Diameter in / (cm) 1.45 (3.68)
Stem Diameter in / (cm) 0.31 (.79)
Lift in / (cm) 0.456 (1.16)
COOLING
Water Pump Type Centrifugal
Capacity @ Engine rpm g / (L) 82 (310.5) per min @ 2623 rpm
Pump Bearing Type 3-Ball BRG
LUBRICATION
Type Main connecting rod, camshaft bearings, rocker arms and rocker arm shaft Pressure
Camshaft lobes, connecting rod bushings, timing gear, valve lifters, piston pins and cylinder walls Splash
Oil Pump, Type Gear
Oil Pressure @ rpm psi / (kg/cm2) 56.9 (4) @ 3100 rpm
Oil Intake Suction Bell, Rear Sump
Oil Seal Axial Type
Oil Cooler Plate Type
AIR INTAKE SYSTEM
Turbocharger Yes
Aftercooler Charged Air Cooled
FUEL SYSTEM
Lift Pump Gear Type, Integral
Injector Pump, Pump Model Denso
Type Common Rail
Drive Gear
Fuel Filter Number Used 1
Type Fuel Flow, Paper Element
Location Left Hand Side of Engine
Fuel Shut-off Electronic
Turbocharger Yes
Fuel Injector Type Electronic Injector
Timing Advance Fixed