G3304

Overview

The Cat® G3304 Industrial Gas Engine is offered in the following rating: 71 bkW (95 bhp) @ 1800 rpm. This rating is NSPS site compliant capable with customer-supplied aftertreatment. Some ratings also have standard emission settings available for export only. For specific emission information, please consult your local Cat Dealer.

 

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Power Rating
Minimum Power71kW
Maximum Power71kW
Frequency1800 rpm
General
Bore121 mm (4.75 in)
Stroke152 mm (6.0 in)
Displacement7.0 L (425 in³)
Engine ConfigurationEngine - Continuous
AspirationNaturally Aspirated (NA)
Engine Dimensions - Approximate
Weight - Net Dry757 kg (1670 lb)
Width744 mm (29 in)
Height1170 mm (46 in)
Length1158 mm (46 in)
Air Inlet System
Air cleaner
Air cleaner rain cap
Service indicator
Control System
Hydra-mechanical governor
Cooling System
Thermostats and housing
Jacket water pump — gear-driven
Exhaust System
Watercooled exhaust manifolds
Dry exhaust elbow
Flywheel & Flywheel Housing
SAE No. 1 flywheel
SAE No. 1 flywheel housing
SAE standard rotation
Fuel System
Gas pressure regulator
Natural gas carburetor
Ignition System
Altronic V ignition system
Instrumentation
Service meter
Lube System
Crankcase breather — top mounted
Oil cooler
Oil pan — full sump
Oil filler and dipstick
Mounting System
Engine supports
Protection System
Shutoffs
General
Paint — Cat yellow
Crankshaft drive pulley
Lifting eyes
Engine Design
  • Proven reliability and durability
  • Ability to burn a wide spectrum of gaseous fuels
  • Robust diesel strength design prolongs life and lowers owning and operating costs
  • Broad operating speed range
Full Range of Attachments
Large variety of factory-installed engine attachments reduces packaging time
Quality
Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.
World-class Product Support Offered Through Global Cat Dealer Network
  • Scheduled maintenance, including SOSSM sample
  • Customer Support Agreements (CSA)
  • Caterpillar Extended Service Coverage (ESC)
  • Superior dealer service network
  • Extended dealer service network through the Cat Industrial Service Distributor (ISD) program
World-class Product Support Offered Through Global Cat Dealer Network
  • Scheduled maintenance, including SOSSM sample
  • Customer Support Agreements (CSA)
  • Caterpillar Extended Service Coverage (ESC)
  • Superior dealer service network
  • Extended dealer service network through the Cat Industrial Service Distributor (ISD) program
Specifications
Power Rating
Minimum Power71kW
Maximum Power71kW
Frequency1800 rpm
General
Bore121 mm (4.75 in)
Stroke152 mm (6.0 in)
Displacement7.0 L (425 in³)
Engine ConfigurationEngine - Continuous
AspirationNaturally Aspirated (NA)
Engine Dimensions - Approximate
Weight - Net Dry757 kg (1670 lb)
Width744 mm (29 in)
Height1170 mm (46 in)
Length1158 mm (46 in)
Equipment
Air Inlet System
Air cleaner
Air cleaner rain cap
Service indicator
Control System
Hydra-mechanical governor
Cooling System
Thermostats and housing
Jacket water pump — gear-driven
Exhaust System
Watercooled exhaust manifolds
Dry exhaust elbow
Flywheel & Flywheel Housing
SAE No. 1 flywheel
SAE No. 1 flywheel housing
SAE standard rotation
Fuel System
Gas pressure regulator
Natural gas carburetor
Ignition System
Altronic V ignition system
Instrumentation
Service meter
Lube System
Crankcase breather — top mounted
Oil cooler
Oil pan — full sump
Oil filler and dipstick
Mounting System
Engine supports
Protection System
Shutoffs
General
Paint — Cat yellow
Crankshaft drive pulley
Lifting eyes
Benefits & Features
Engine Design
Full Range of Attachments
Quality
World-class Product Support Offered Through Global Cat Dealer Network
World-class Product Support Offered Through Global Cat Dealer Network
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