Cat® C9.3B Diesel Engine

Maximum Power456HP

Maximum Torque1540lb-ft @ 1400 rpm

Rated Speed1800-2200 rpm

Minimum Power335HP

EmissionsChina Nonroad Stage IV

Engine ConfigurationIn-Line 6

Bore4.5in

Stroke5.9in

Displacement567.5in³

Compression Ratio17.0:1

AspirationTurbocharged-Aftercooled (TA)

Combustion SystemDirect Injection

Rotation from Flywheel EndCounterclockwise

AftertreatmentDOC+DPF+SCR

Length44.3in

Width31.1in

Height42in

Weight - Net Dry - Basic Operating Engine Without Optional Attachments1907lb

Length36.4in

Width27.3in

Height17in

Weight211lb

Standard

Turbocharged

Air-to-Air Aftercooled

Mid-mount turbocharged system with front and rear exhaust configurations

Standard

Electronic control system

Over-foam wiring harness

Automatic altitude compensation

Power compensated for fuel temperature

Configurable software features

Engine monitoring system SAE J1939 broadcast and control

Integrated Electronic Control Unit (ECU)

Remote fan control

Standard

Vertical or RH thermostat outlet

Centrifugal water pump

Guidance on cooling system design available through your dealer to ensure equipment reliability

Standard

Available SAE 1 power take-off with optional SAE A, SAE B, SAE C power take-off drives. Engine power can also be taken from the front of the engine with optional attachments. (Tier 4 Final, Proposed Stage V)

Standard

Electronic high pressure common rail

Primary fuel filter

Secondary and tertiary fuel filters

Fuel transfer pump

Electronic fuel priming

Standard

Open crankcase ventilation system

Oil cooler

Oil filler

Lube oil filter

Oil dipstick

Gear driven oil pump

Choice of front, rear or center sumps

Open crankcase ventilation system with fumes disposal (optional OCV filter system)

Standard

SAE A, SAE B or SAE C power take off (PTO) drives. Engine power can also be taken from the front of the engine on some applications.

Standard

Paint: Caterpillar yellow, with optional colors available at request

Vibration damper

Lifting eyes

Standard

Clean Emissions Module (CEM) consisting of Diesel Particulate Filter (DPF), Diesel Oxidation Catalyst (DOC) and high-efficiency Selective Catalytic Reduction (SCR)

Standard

Pump Electronic Control Unit (PETU)

Available in 12V or 24V systems