G3304B Gas Compression Engine

G3304B Gas Compression Engine

Minimum Rating 95 bhp
Maximum Rating 95 bhp
Emissions NSPS 2010
Displacement 427 in3
Compression Ratio 10.5:1
Aspiration Naturally Aspirated
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Engine Specifications
Minimum Rating 95 bhp
Maximum Rating 95 bhp
Emissions NSPS 2010
Displacement 427 in3
Compression Ratio 10.5:1
Aspiration Naturally Aspirated
Rotation (from flywheel end) Counterclockwise
Flywheel and Flywheel Housing SAE No. 1
Flywheel Teeth 156
Oil Change Interval 750
Stroke 6 in
Bore 5 in
Weight - Dry 2,254 lb
Ignition, Protection ADEM™ A4
Air/Fuel Ratio Control ADEM™ A4
Minimum Rating 95 BHP
Maximum Rating 95 BHP
Emissions NSPS 2010
Displacement 427 in³
Compression Ratio 10.5:1
Aspiration Naturally Aspirated
Rotation from Flywheel End Counterclockwise
Flywheel and Flywheel Housing SAE No. 1
Flywheel Teeth 156
Oil Change Interval 750
Stroke 6 in
Bore 5 in
Capacity for Liquids
Cooling System 4 gal
Lube Oil System (refill) 8 gal
Cooling System 4 gal (US)
Lube Oil System - Refill 8 gal (US)

Advanced Digital Engine Management

The ADEM A4 system represents the next generation of engine management systems while reducing the number of mechanical components and easing troubleshooting. Features include: • Air/Fuel Ratio Control (AFRC) • Electronic ignition • Electronic governing/speed control • Start/stop logic • Engine protection & monitoring

Full Range of Attachments

Large variety of factory-installed engine attachments reduces packaging time

Gas Engine Rating Pro (GERP)

GERP is a web-based program designed to provide site performance capabilities for Cat® natural gas engines for the gas compression industry. GERP provides engine data for your site's altitude, ambient temperature, fuel, engine coolant heat rejection, performance data, installation drawings, spec sheets, and pump curves.

Product Support Offered Through Global Cat Dealer

More than 2,200 dealer outlets Cat factory-trained dealer technicians service every aspect of your petroleum engine Caterpillar parts and labor warranty. Preventive maintenance agreements available for repairbefore-failure options S•O•SSM program matches your oil and coolant samples against Catepillar set standards to determine: - Internal engine component condition - Presence of unwanted fluids - Presence of combustion by-products - Site-specific oil change interval

Over 80 Years of Engine Manufacturing Experience

Over 60 years of natural gas engine production Ownership of these manufacturing processes enables Caterpillar to produce high quality, dependable products. - Cast engine blocks, heads, cylinder liners, and flywheel housings - Machine critical components - Assemble complete engine

Web Site

For all your petroleum power requirements, visit www.catoilandgasinfo.com.

Web Site

For all your petroleum power requirements, visit www.catoilandgasinfo.com.

  • Air Inlet System
    • Air cleaner — intermediate duty, dry
    • Air cleaner rain cap (shipped loose)
    • Service indicator
  • Control System
    • ADEM A4
  • Cooling System
    • Thermostats and housing — full open temperature 97°C (207°F)
    • Jacket water pump — gear-driven, centrifugal, non-self-priming
  • Exhaust System
    • Exhaust manifolds — watercooled
    • Exhaust elbow — dry 102 mm (4 in)
    • Three-way catalyst — 1.0 g and 0.5 g NOx catalyst options
  • Flywheels & Flywheel Housings
    • Flywheel, SAE No. 1
    • Flywheel housing, SAE No. 1
    • SAE standard rotation
  • Fuel System
    • Air/fuel ratio control
    • Gas pressure regulator
    • Requires 10.3-68.9 kPa (1.5-10 psi) gas
    • Natural gas carburetor
  • Ignition System
    • ADEM A4 ignition
  • Lube System
    • Crankcase breather, top mounted
    • Oil cooler
    • Oil filter
    • Oil pan, full sump
    • Oil filler and dipstick
  • Protection System
    • The following parameters include alarm and shutdown
  • Charging Alternator
    • 24V, 35A alternator
    • 24V, 35A CSA alternator*
  • Cooling System
    • Radiators
    • Jacket water pump inlet adapter
  • Exhaust System
    • Exhaust flex fitting — ANSI flange
    • Exhaust elbow
    • Catalyst harness
    • ANSI flange
  • Ignition System
    • CSA certified electronics and ignition*
  • Instrumentation
    • Operator interface panel
    • Operator interface panel enclosure
    • 15', 25' and 50' interconnect harness
  • Starting System
    • Air pressure regulator
    • Air start silencer
    • Vane starter
    • Electric starter
    • Turbine starter
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