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The Cat® G3406 Industrial Gas Engine is offered in ratings ranging from 160-242 bkW (215-325 bhp) @ 1800 rpm. These ratings are 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.

Power Rating

Minimum Power 215.0 BHP 160.0 bkW Less
Maximum Power 325.0 BHP 215.0 bkW Less
Frequency 1800 rpm 1800 rpm Less


Bore 137 mm (5.4 in) 137 mm (5.4 in) Less
Stroke 165 mm (6.5 in) 165 mm (6.5 in) Less
Displacement 14 L (893 in³) 14 L (893 in³) Less
Aspiration Naturally Aspirated (NA), Turbocharged Aftercooled (TA) Naturally Aspirated (NA), Turbocharged Aftercooled (TA) Less
Engine Configuration Engine - Continuous Engine - Continuous Less

Engine Dimensions - Approximate

Height 1433 mm (56 in) 1433 mm (56 in) Less
Length 1934 mm (76 in) 1934 mm (76 in) Less
Weight - Net Dry 1362 kg (3000 lb) 1362 kg (3000 lb) Less
Width 1270 mm (50 in) 1270 mm (50 in) Less