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Natural Gas Engines

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15.6 HP @ 1800 RPM, Nordberg #4FG1-BH, Engine

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Nordberg
Model: 4FG1-BH
Brand/Model: Nordberg 4FG1-BH : Used engine, 15.6hp @ 1800rpm HP: 15 RPM: 1800.

22 HP @ 1600 RPM Gemini #G26, Natural Gas Driver, rebuilt, 2014

IronHub | Calgary, AB
Seller: IronHub
Location: Calgary, AB
Mfr: Geminis
Model: G26
Year: 2014
Available for sale: A rebuilt Gemini G26S engine (S/N: E30058) featuring a natural gas driver with a maximum power output of 22 horsepower at a rated speed of 1600 rpm. Manufactured in 2014, this engine has zero operational hours since its rebuild and is currently disconnected. Located in Calgary, AB, Canada..

23.5 HP @ 3600 RPM, CK Power #CP25-APU, Natural gas power unit, 3 cylinder

Industrial Equipment Sales & Service | Williston, ND
Seller: Industrial Equipment Sales & Service
Location: Williston, ND
Mfr: Ck Power
Model: CP25-APU

25 HP @ 1200 RPM, Waukesha #XAH-295G, Natural Gas Engine, 4-cylinder

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Waukesha
Model: XAH-295G
Brand/Model: Waukesha XAH-295G : Used Waukesha XAH-295G Natural Gas engine with following s: • 25 HP • 1200 RPM • 4 Cylinder • Dims (58”L x 24”W x 39” H) HP: 25 RPM: 1200.

26 HP @ 1800 RPM, Geminis #G-26, Natural Gas Engine, radiator through flywheel, 2-cylinder, (4) 4" Stroke, 4.73" Bore, 1.96 L displacement

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Geminis
Model: G-26
Brand/Model: Gemini G-26 : Used Gemini G-26 Natural Gas engine radiator through flywheel with following s: • 26 HP • 1800 RPM • 2 Cylinder, 4 stroke • 120.14 mm (4.73 in) Bore • 101.6 mm (4.0 in) Stroke • 1.96 L (120 in3) Displacement • CCW Rotation (from flywheel end) • Weight ...more

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Natural Gas Engines (also known as gas engines) are internal combustion engines that run on natural gas as a fuel source. Commonly used in power generation, transportation, and industrial applications, these engines offer cleaner emissions compared to diesel or gasoline engines. Natural gas engines are known for their fuel efficiency, reduced environmental impact, and cost-effectiveness, making them ideal for sustainable energy solutions.

27.5 HP @ 2800 RPM, Ford #VSG-411I-6006G, Natural Gas Engine, radiator through flywheel, Inline 4-cylinder, (4) 2.55" Stroke, 2.91" Bore, 1.1 L displacement

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Ford
Model: VSG-411I-6006G
Brand/Model: Ford VSG-411I-6006G : Used Ford VSG-411I-6006G Natural Gas engine radiator through flywheel with following s: • 27.5 HP • 2800 RPM • Inline 4 Cylinder, 4 stroke • 73.96 mm (2.91 in) Bore • 64.98 mm (2.55 in) Stroke • 1.1L (67.12 in3) Displacement • Naturally Aspirated ...more

28 HP @ 3600 RPM, Kohler #LH755S, Industrial Engine, 2-cylinder, 12 V, 2008

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Kohler
Model: LH755S
Year: 2008
Brand/Model: Kohler LH755S : Used Kohler LH755S Industrial Engine with following s: • 28 HP • 3600 RPM • 2 Cylinder • Size: 2.7 • Model: LH755S • Serial: 3828404571 • Spec Number: LM756-0003 • Build Date: 10/10/08 • Dims ( 62" L x 35" W x 35" H ) HP: 28 RPM: ...more

29 HP @ 1800 RPM, Waukesha #FC-206F, Industrial Engine, 4-cylinder

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Waukesha
Model: FC-206F
Brand/Model: Waukesha FC-206F : Used Waukesha Industrial engine with following s: • HP : 29 • RPM : 1800 • 4 Cylinder • Size: FC-206F • Dims ( 36" L x 21" W x 48" H ) HP: 29 RPM: 1800.

29 HP @ 2200 RPM, Waukesha #VRG-155U, Natural Gas Engine, 4-cylinder

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Waukesha
Model: VRG-155U
Brand/Model: Waukesha VRG-155U : Used Waukesha VRG-155U with following s: • 29 HP • 2000 RPM • 4 Cylinder • Dims (48"L x 39" W x 40"H ) HP: 29 RPM: 2200.

30 -1340 HP @ 1200 RPM, Waukesha #VRG330/F-817gu/f1197gu/f-3521gu/l-7042gsiu

S & W Power Systems & Engine | Oklahoma City, OK
Seller: S & W Power Systems & Engine
Location: Oklahoma City, OK
Mfr: Waukesha
Model: VRG330/F-817GU

36 HP Arrow #C106, natural gas engines, recently rebuilt, only 2 hours of operation

IronHub | Calgary, AB
Seller: IronHub
Location: Lloydminster, AB
Mfr: Arrow
Model: C106
Available for sale are two Arrow C106 engines, recently rebuilt and accompanied by a limited 3-month warranty. These natural gas engines have a maximum horsepower of 36 and have only been operated for 2 hours since the rebuild. The units are not portable and were last inspected in December 2018. Located in ...more

60 HP @ 1800 RPM, Nissan, Natural Gas Engine in Pieces, Inline 6-cylinder, 50 kW

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Nissan
Brand/Model: Nissan 6-cylinder : Used inline 6 cylinder natural gas engine in pieces HP: 60 RPM: 1800 Phase: 3 KW: 50.

68 HP @ 1800 RPM, Geminis #F40, Natural Gas Engine, 6-cylinder

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Geminis
Model: F40
Brand/Model: Gemini F40 : Used Gemini F40 diesel engine with following s: • 68 HP • 1800 RPM • 6 Cylinder • ft.lb: 220@1600 • Dims 53" L 21" W 50" H HP: 68 RPM: 1800.

70 HP @ 1800 RPM, Waukesha #F-554-GU, Natural Gas Power Unit, radiator through flywheel

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Waukesha
Model: F-554 GU
Brand/Model: Waukesha F-554GU : Used natural gas power unit radiator through flywheel HP: 70 RPM: 1800.

70 HP @ 1800 RPM, Waukesha #F-554-GU, Natural Gas Engine, open exhaust

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Waukesha
Model: F-554 GU
Brand/Model: Waukesha F-554 GU : Casting #140420, open exhaust, Alt V, drive plate/pillow block HP: 70 RPM: 1800.

80 HP @ 1800 RPM, Arrow #A-62, Pumpjack Engine, radiator through flywheel, 6-cylinder, 4.72" Stroke, 4.13" Bore, 6.2 L displacement

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Arrow
Model: A-62
Brand/Model: Arrow A-62 : Used Arrow A-62 Pumpjack engine radiator through flywheel with following s: • 80 HP • 1800 RPM • 6 Cylinder • 105 mm (4.13 in) Bore • 120 mm (4.72 in) Stroke • 6.2 L (378 in3) Displacement • Naturally Aspirated • Weight 3,170 lbs • Dims ...more

95 -675 HP @ 1800 RPM, Caterpillar #33/34 Series, G3304NA/G3306TA/G3406SI/G3412TA, reb.

S & W Power Systems & Engine | Oklahoma City, OK
Seller: S & W Power Systems & Engine
Location: Oklahoma City, OK
Mfr: Caterpillar
Model: 33/34

95 HP @ 1800 RPM, Caterpillar #3304SINA, running take out

Field Engine LLC | San Antonio, TX
Seller: Field Engine LLC
Location: San Antonio, TX
Mfr: Caterpillar
Model: 3304SINA

95 HP @ 1800 RPM, Caterpillar #G3304 NA, Natural gas engine, 2008

J & R Industrial Engine Service | Oklahoma City, OK
Seller: J & R Industrial Engine Service
Location: Oklahoma City, OK
Mfr: Caterpillar
Model: G3304
Year: 2008
Manufacturer: Caterpillar, Model: G3304 NA, Condition: Rebuilt, HP: 95HP@1800RPM, Serial #: Year Built:, Swing Engine Rebuilt And Ready To Ship.

95 HP @ 1800 RPM, Caterpillar #G3304-NA, Natural gas engine, rblt. 2013

J & R Industrial Engine Service | Oklahoma City, OK
Seller: J & R Industrial Engine Service
Location: Oklahoma City, OK
Mfr: Caterpillar
Model: G3304-NA
Year: 2013
Manufacturer: Caterpillar, Model: G3304 NA, Condition: Rebuilt, HP: 95HP@1800RPM, Serial #: N4F03872, Arr# 2229043, Spec# OK4482, Year Built: 2013, Multiple units and have radiators if needed.

109 HP @ 1800 RPM, Cummins #G-495, Engine on an IR Gas Compressor, Inline 4-cylinder, 1985

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Cummins
Model: G-495
Year: 1985
Brand/Model: Cummins G-495 : Used inline 4 cylinder engine on an IR gas compressor skid stock #54055 has hole in the block, good engine for parts, 109hp @ 1800rpm, 8.5:1 comp ratio, mfg 7/85 HP: 109 RPM: 1800.

110 HP @ 2000 RPM, Waukesha #135, Natural Gas Engine, Inline 6-cylinder, 11" twin disc clutch

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Waukesha
Model: 135
Brand/Model: Waukesha 135 : Used inline 6 cylinder natural gas engine, has 11" twin disc clutch, starter, carburetor, radiator, altronic ignition, missing mufflerDIMS: 74" L x 30 " W x 53" H Estimated Weight: 2000 lbs HP: 110 RPM: 2000.

110 HP @ 2000 RPM, Waukesha #135-GZ04, Natural Gas Engine, Inline 6-cylinder, 11" twin disc clutch, 1997

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Waukesha
Model: 135 GZ
Year: 1997
Brand/Model: Waukesha 135 GZ : Used inline 6 cylinder natural gas engine, has 11" twin disc clutch, altronic ignition, starter, radiator, muffler, carburetorDIMS: 74" L x 30 " W x 53" H Estimated Weight: 2000 lbs HP: 110 RPM: 2000.

110 HP @ 2000 RPM, Waukesha #135-GZU, Natural Gas Engine, Inline 6-cylinder, 11" twin disc clutch, 1998

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Waukesha
Model: 135 GZU
Year: 1998
Brand/Model: Waukesha 135 GZU : Used inline 6 cylinder natural gas engine, has carburetor, altronic ignition, radiator, 11" twin disc clutch, missing starterDIMS: 74" L x 30 " W x 53" H Estimated Weight: 2000 lbs HP: 110 RPM: 2000.

110 HP @ 2000 RPM, Waukesha #135-GZ, Natural Gas Engine, radiator through clutch

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Waukesha
Model: 135-GZ
Brand/Model: Waukesha 135-GZ : Used radiator through clutch, Twin Disc SP 111 HP2, has magneto, alt & starter, looks mostly completeDIMS: 74" L x 30 " W x 53" H Estimated Weight: 2000 lbs HP: 110 RPM: 2000.

110 HP @ 2000 RPM, Waukesha #135-GZU, Natural Gas Engine

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Waukesha
Model: 135-GZU
Brand/Model: Waukesha 135-GZU : Used missing water pump, ignition, fan, starter. Has rad, Impco, Oil Level gageDIMS: 74" L x 30 " W x 53" H Estimated Weight: 2000 lbs HP: 110 RPM: 2000.

110 HP @ 2000 RPM, Waukesha, Engine w/Water Pump, 6-cylinder

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Waukesha
Brand/Model: Waukesha - : Used Waukesha Engine with Water Pump with following s: • 110 HP • 2000 RPM • 6 Cylinder • Serial: 2211620 • Casting Numbers Include: 221620, 166425, 3288 • Dims: (49" L x 44" W x 40" H) Weight 775 lbs. HP: 110 RPM: 2000.

110 HP @ 3000 RPM, Ford #460, Natural Gas Engine, radiator through flywheel, V-8 cylinder, (4) 3.85" Stroke, 4.36" Bore, 7.5 L displacement

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Ford
Model: 460
Brand/Model: Ford 460 : Used Ford 460 Natural Gas engine radiator through flywheel with following s: • 110HP • 3000 RPM • V-8 Cylinder, 4 stroke • 111 mm (4.36 in) Bore • 97.8 mm (3.85 in) Stroke • 7.5 L (460 in3) Displacement • Naturally Aspirated • CCW Rotation (from flywheel ...more

115 HP @ 200/360 RPM, Ajax #DP-115, Natural Gas Engine, 1-cylinder

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Ajax
Model: DP-115
Brand/Model: Ajax DP-115 : Used Ajax DP-115 Engine with following s: • 115 HP • 200/360 RPM • Single Cylinder • Size: DP - 115 • Dims ( 75" L x 23" W x 24" H ) HP: 115 RPM: 200-360.

120 HP @ 1600 RPM, Waukesha #145, Power Unit w/Clutch & Radiator

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Waukesha
Model: 145
Brand/Model: Waukesha 145 : Used power unit with clutch and radiator HP: 120 RPM: 1600.

120 HP @ 1600 RPM, Waukesha #145-GK, Power Unit w/Clutch & Radiator, on skid

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Waukesha
Model: 145-GK
Brand/Model: Waukesha 145-GK : Used power unit with clutch and radiator on skid with Gardner Denver compressor, engine block cast # 145020-H HP: 120 RPM: 1600.

133 HP @ 1500 RPM, CK Power #CK100-APM-3, automated power unit, 8 cylinder

Industrial Equipment Sales & Service | Williston, ND
Seller: Industrial Equipment Sales & Service
Location: Williston, ND
Mfr: Ck Power
Model: CK100-APM-3

145 HP @ 1200 RPM, Waukesha #145, Natural Gas Engine, Inline 6-cylinder

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Waukesha
Model: 145
Brand/Model: Waukesha 145 : Used inline 6 cylinder engine, has water pump, Impco carburetor (loose), oil cooler, Altronic 5 ignition, radiator, missing; starter, clutch, heads, governor HP: 145 RPM: 1200.

145 HP @ 1800 RPM, Caterpillar #3306SINA, running take out

Field Engine LLC | San Antonio, TX
Seller: Field Engine LLC
Location: San Antonio, TX
Mfr: Caterpillar
Model: 3306SINA

145 HP @ 1800 RPM, Caterpillar #G3306-NA, Natural gas engine, 2011

J & R Industrial Engine Service | Oklahoma City, OK
Seller: J & R Industrial Engine Service
Location: Oklahoma City, OK
Mfr: Caterpillar
Model: G3306-NA
Year: 2011
Manufacturer: Caterpillar, Model: G3306 NA, Condition: Used Runner, HP: 145HP@1800RPM, Serial #: G6X08005, Spec: OK4553, Arr: 229039, Year Built: 2011, Have Video of Engine Running.

145 HP @ 1800 RPM, Caterpillar #G3306-NA, engine, rblt.

J & R Industrial Engine Service | Oklahoma City, OK
Seller: J & R Industrial Engine Service
Location: Oklahoma City, OK
Mfr: Caterpillar
Model: G3306-NA
Manufacturer: Caterpillar, Model: G3306 NA, Condition: Rebuilt, HP: 145HP@1800RPM, Serial #: Year Built:, Swing Engine Rebuilt And Ready To Ship.

145 HP @ 1800 RPM, Caterpillar #G3306NA, Natural gas engine core

J & R Industrial Engine Service | Oklahoma City, OK
Seller: J & R Industrial Engine Service
Location: Oklahoma City, OK
Mfr: Caterpillar
Model: G3306NA

145 HP @ 1800 RPM, Caterpillar #G3306NA, Natural gas used runner, 2008, S/N G608005

J & R Industrial Engine Service | Oklahoma City, OK
Seller: J & R Industrial Engine Service
Location: Oklahoma City, OK
Mfr: Caterpillar
Model: G3306NA
Year: 2008
Manufacturer: Caterpillar, Model: G3306 NA, Condition: Used Runner, HP: 145HP@1800RPM, Serial #: G6X04234 Year Built: 2011, Have video of the engine running.

145 HP @ 1800 RPM, Caterpillar #G3306NA, Chicago Pneumatic FE 332A Compressor Package

Collicutt Energy Services | Red Deer, AB
Seller: Collicutt Energy Services
Location: Red Deer, AB
Mfr: Caterpillar
Model: G3306NA
Cat G-3306NA Engine, Chicago Pneumatic FE 332A compressor, S/N 20313FG0720A, Cylinder #1 12" S/N 0618, Cylinder#2 3" S/N 0603.

145 HP @ 2000 RPM, Waukesha #145-GK, Natural Gas Engine, Inline 6-cylinder

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Waukesha
Model: 145-GK
Brand/Model: Waukesha 145-GK : Used inline 6 cylinder engine, no starter, no clutch, no carb has radiator HP: 145 RPM: 2000.

150 HP @ 800 RPM, Waukesha #F817G, 6 cylinders, 5.375" x 6" bore and stroke

Collicutt Energy Services | Red Deer, AB
Seller: Collicutt Energy Services
Location: Red Deer, AB
Mfr: Waukesha
Model: F817G
WAUKESHA, CORE, F817G, WITH RAD.

150 HP @ 3000 RPM, PSI, Natural gas / propane 5.7L V8 engine, 2017

LarMar Industries Inc. | Midland, TX
Seller: LarMar Industries Inc.
Location: Midland, TX
Mfr: Psi
Year: 2017
MODEL: UNUSED PSI 5.7 L 150 HPCONDITION: NEWYEAR: 2017HP: 150.0 hpRPM: 3000Serial No: 57L0005151Reference: NE537UNUSED** PSI Natural Gas / Propane 5.7L V8 Engine, Digital Control Panel, Water Cooled, Skid Make: Power Solutions International Model: 5.7 Liter Year: 2017 Engine: 5.7L Natural Gas / Propane Stored inside ...more

160 HP @ 1800 RPM, Cummins #NH220, Natural Gas Engine

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Cummins
Model: NH220
Brand/Model: Cummins NH220 : Used inline 6 cylinder natural gas engine, came with rad, Magtronic ignition, Impco 200 carb, Murphy guages, SBM # 85213 HP: 160 RPM: 1800.

164 HP @ 4000 RPM, Chevy #4.3-V-6, Natural Gas Engine, radiator through flywheel, V-6 cylinder, (4) 3.48" Stroke, 4" Bore, 4.3 L displacement

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Chevy
Model: 4.3 V-6
Brand/Model: Chevy 4.3 V-6 : Used Chevy 4.3 V-6 Natural Gas engine radiator through flywheel with following s: • 164 HP • 4000 RPM • V-6 Cylinder, 4 stroke • 101.6 mm (4.0 in) Bore • 88.39 mm (3.48 in) Stroke • 4.3 L (262 in3) Displacement • Naturally Aspirated • CCW Rotation ...more

170 HP Ford 300 #SP111HP3, natural gas driver, rebuilt w/ 9 hours, housed

IronHub | Calgary, AB
Seller: IronHub
Location: Calgary, AB
Model: SP111HP3
This Ford natural gas unit boasts a maximum horsepower of 170 and has been rebuilt with only 8.9 operational hours. It is in good condition (Pasc-condition: b) and has been disconnected from operation. Ideal for those looking for reliable power in a housed setup..

175 HP @ 1200 RPM, Waukesha #6WAK, Natural Gas Engine

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Waukesha
Model: 6WAK
Brand/Model: Waukesha 6WAK : Altronic V,I/R 150 BMG gas starter, Impco 200 carb, full flow filter, on Worthington x11 compressor serial number L-70189 HP: 175 RPM: 1200.

175 HP @ 1200 RPM, Waukesha #WAKC, Industrial Engine, 6-cylinder

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Waukesha
Model: WAKC
Brand/Model: Waukesha WAKC : Used Waukesha WAKC industrial engine with following s: • 175 HP • 1200 RPM • 6 Cylinder • 6 Size HP: 175 RPM: 1200.

190 HP @ 2000 RPM, Waukesha #F-817-GU, Natural Gas Engine, Inline 6-cylinder, (4) 6" Stroke, 5.375" Bore, 13.31 L displacement

Power Zone Equipment | Center, CO
Seller: Power Zone Equipment
Location: Center, CO
Mfr: Waukesha
Model: F-817 GU
Brand/Model: Waukesha F-817 GU : Used Waukesha F-817 GU Natural Gas engine with following s: • 190 HP • 2000 RPM • Inline 6 Cylinder, 4 stroke • 137.0 mm (5.375 in) Bore • 152.0 mm (6.0 in) Stroke • 13.31 L (817 in3) Displacement • Naturally Aspirated • CCW Rotation (from ...more

195 HP @ 1800 RPM, Caterpillar #3306SITA, running take out

Field Engine LLC | San Antonio, TX
Seller: Field Engine LLC
Location: San Antonio, TX
Mfr: Caterpillar
Model: 3306SITA