G3612 A4 Gas Compression Engine

G3600 ADEM™4 engines provide a wide range of power options to fit your gas compression application. G3600 ADEM™4 engines bring the highest uptime in the industry and long operating intervals between overhaul. Operators that use G3600 ADEM™4 engines in their fleet enjoy virtually no unscheduled downtime, the right power for their application, the lowest operating costs, and emissions compliance. Ideal applications for G3600 ADEM™4 engines include centralized gathering stations, gas processing, transmissions, and storage applications. Cat G3612 ADEM™4 Gen 1 gas engine with ratings: 2796 bkW (3750 bhp) @ 1000 rpm and Cat G3612 ADEM™4 Gen 2 gas engine with ratings: 2015 bKW (2750bhp) @ 1000 rpm. NSPS site compliant capable.​

Engine Specifications

Maximum Rating 4125BHP
Rated Speed 1000rpm
Emissions Lean Burn: EPA NSPS Site Compliant Capable with Customer Supplied Aftertreatment, 0.3 g and 0.5 g/bhp-hr NOx
Minimum Rating 3750BHP
Compression Ratio Gen 1 (9.2:1) Gen 2 (7:6:1)
Aspiration Turbocharged-Aftercooled
Rotation from Flywheel End Counterclockwise
Displacement 15528in³
Flywheel Teeth 255
Length 195.09in
Oil Change Interval 5000 hours
Ignition, Protection ADEM™4
Stroke 11.8in
Width 102.28in
Bore 11.8in
Height 129.1in
Weight - Dry 58500lb

Capacity for Liquids

Cooling System 194gal (US)
Lube Oil System - Refill 272gal (US)

Standard Equipment

  • Air Inlet System
    • Air Cleaners
    • Air cleaner — standard duty Inlet air adapter
  • Control System
    • ADEM 4
  • Cooling System
    • ANSI Class 150 4 inch Flange (outlet water connection)
    • ANSI Class 150 6 inch Flange (Inlet Water connection)
    • Engine driven Water pump
    • Water Jacket Outlet Regulator 88° C
  • Engine Rating
    • Engine rating and speed selection
  • Exhaust System
    • Hard Heat Sheilded Exhaust Manifolds - SAE Standard
    • Vertical Exhaust Outlet
  • Flywheel & Flywheel Housing
    • Flywheel including ring gear for starting. SAE Standard
  • Flywheel And Flywheel Housing
    • Engine Barring Device
  • Fuel System
    • Fuel Filter
    • Gas Pressure Regulator
  • General
    • Paint
    • Wood Skid
  • Instrumentation
    • Basic HMI Engine Interface
  • Lube System
    • Breathers
    • Closed Crankcase Ventilation System
    • Front and Rear Oil Drains
    • Intermittent Prelube Pump
    • Oil Cooler
    • Oil Cooler
    • Oil Pan
    • Oil Supply line
  • Mounting System
    • Six Engine Mounting Feet
  • Power Take-offs
    • Damper and Damper Guard
  • Protection System
    • Crankcase Explosion Relief Valves
  • Starting System
    • Air Starting Motor
  • Telematics System
    • Cat Connect Technology
  • Cat Connect Technology
    • ANSI Class 150 2 inch Flange ( Customer Connect)

Optional Equipment

  • Charging System
    • Alternator
  • Control System
    • Software Development
  • Exhaust System
    • Flex EXH Fitting
  • Fuel System
    • Fuel Connections
  • Genereal
    • Language Decals
  • Lube System
    • Lubricating Oil
    • Oil Level Regulator
    • Air or electric motor-driven prelube
    • Duplex oil filter
    • RH service
    • Lube oil makeup system
  • Mounting System
    • Lifting Eye Exhaust Shield
    • Mounting Plates
    • Mounting plates (set of six)
  • Service
    • Service Tools
  • Telematics System
    • Cell - Satellite Radio
  • Telematics
    • Product Link Extension Harness
  • Instrumentation
    • LCD display panel
    • Color HMI display
    • Modbus and Ethernet capable
  • Power Take-offs
    • Front stub shafts
  • Starting System
    • Air pressure reducing valve
    • Natural gas starting system
  • General
    • Engine barring device
    • Damper guard