336 Excavator

  • Specs Summary
  • Maximum Power
    739 HP (551 kW)
  • Emissions
    ( )
  • Rated Speed
    ( )
  • Minimum Power
    638 HP (476 kW)

Cat® 3412C Fire Pump

Cat® 3412C Industrial Diesel Fire Pump Engines, with ratings: 476-551 kW (638-739 hp) @ 1750-2100 rpm, are non-certified and are available for global non-regulated areas. They are not FM Approved and not UL Listed. Starting on demand is a must for a fire pump engine - always. Cat® fire pump engines have a reputation for reliable starts and long efficient service. The Cat line of fire engine pumps covers a wide range of installations.

  • Maximum Power 739 HP (551 kW)
  • Rated Speed ( )
  • Minimum Power 638 HP (476 kW)
  • Emissions ( )
  • Engine Configuration ( )
  • Bore 5.4 in (137 mm)
  • Stroke 6 in (152 mm)
  • Displacement 1648 in³ (27 l)
  • Compression Ratio ( )
  • Aspiration ( )
  • Rotation from Flywheel End ( )
  • Aftertreatment ( )
  • Length 78.7 in (2000 mm)
  • Height 55.6 in (1413 mm)
  • Weight - Net Dry - Basic Operating Engine Without Optional Attachments 5686 lb (2579 kg)

Standard Equipment

Air Inlet System

  • Air cleaner, regular duty with service indicators
  • Turbocharged

Cooling System

  • Thermostats and housing
  • Jacket water pump, centrifugal
  • Heat exchanger installed
  • Expansion tank

Control System

  • Charging alternator 24 volt, 35 amp
  • Governor control
  • Hydra-mechanical governor

Exhaust System

  • Exhaust manifold
  • Exhaust elbow, dry. 203 mm (8 in) on all Turbocharged engines and Turbocharged Aftercooled with wet exhaust. 152 mm (6 in) on Turbocharged Aftercooled with dry manifolds.

Flywheels & Flywheel Housings

  • SAE No. 0 flywheel
  • SAE No. 0 flywheel housing
  • SAE standard rotation

Fuel System

  • Fuel filter
  • Fuel transfer pump
  • Primary fuel filter
  • Fuel priming pump

Instrumentation

  • Instrument panel, LH
  • Engine oil pressure gauge
  • Fuel pressure gauge
  • Water temperature gauge
  • Tachometer

Lube System

  • Crankcase breather, top mounted
  • Oil cooler
  • Oil filler in valve cover and dipstick, both RH
  • Lube oil filter
  • Rear sump oil pan

Mounting System

  • Supports

Power Take Off

  • Power take-off (PTO) flywheel stub shaft

Protection System

  • Stop-Start System, automatic (compatible with NFPA 20 requirements, able to be energized from either of two battery sources and capable of manual starter actuation)

Starting System

  • 24 volt, LH electric starting motor
  • Jacket water heater (6 kW, 240-480 volt)

General

  • Paint: Firepump Red
  • Vibration damper and guard
  • Lifting eyes

Optional Equipment