Overview
Cat® G3304 Industrial Gas Engine. Rating: 71 bkW (95 bhp) @ 1800 rpm 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.
Specifications
Units:
| Bore | 121 mm (4.75 in) |
| Stroke | 152 mm (6.0 in) |
| Displacement | 7.0 L (425 in³) |
Benefits & Features
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.
Specifications
Units:
| Minimum Power | — |
| Maximum Power | — |
| Frequency | 1800 rpm |
| Bore | 121 mm (4.75 in) |
| Stroke | 152 mm (6.0 in) |
| Displacement | 7.0 L (425 in³) |
| Engine Configuration | Engine - Continuous |
| Aspiration | Naturally Aspirated (NA) |
| Weight - Net Dry | 757 kg (1670 lb) |
| Width | 744 mm (29 in) |
| Height | 1170 mm (46 in) |
| Length | 1158 mm (46 in) |
Benefits & Features
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
Data not available.
Standard 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
Optional Equipment
- Charging System
- Battery chargers
- Charging alternators
- Ammeter gauge
- Ammeter gauge and wiring
- Control System
- Vernier and positive locking control
- Cooling System
- Expansion tank
- Heat exchanger/expansion tank
- Radiator
- Blower fan
- Suction fan
- Belt tightener
- Fan drive
- Exhaust System
- Flexible fittings
- Elbows
- Flange
- Pipe
- Rain cap
- Mufflers
- Ignition System
- Altronic III
- CSA shielded ignition
- Wiring harness
- Instrumentation
- Gauges and instrument panels
- Lube System
- Lubricating oil
- Mounting System
- Vibration isolators
- Power Take-Offs
- Auxiliary drive pulleys
- Auxiliary pump
- Enclosed clutch
- Flywheel stub shaft
- Front stub shaft
- Protection System
- Mechanical shutoffs
- Gas valves
- Starting System
- Air starting motor
- Air pressure regulator
- Air silencer
- Electric starting motor
- Battery sets
- Battery cables
- Battery rack
- General
- Tool set