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Diesel cng conversion - kit, for

Diesel cng conversion - kit, for

$379.00
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Cummins islg engine egr cooler - cummins,

Cummins islg engine egr cooler - cummins,

$450.00
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Cummins 3937299 engine - cummins,

Cummins 3937299 engine - cummins,

$490.00
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Diesel cng conversion kit for - cng,

Diesel cng conversion kit for - cng,

$1200.00
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Cng conversion kit for all - all, 8

Cng conversion kit for all - all, 8

$399.00
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Ford cng engine 04 - cng, 02-04

Ford cng engine 04 - cng, 02-04

$3747.00
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Running core engine motor - engine,

Running core engine motor - engine,

$500.00
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Chevrolet 350 cng - chevrolet,

Chevrolet 350 cng - chevrolet,

$2718.00
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Big block psi - block,

Big block psi - block,

$1900.00
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Oem pack ignition coil - oem,

Oem pack ignition coil - oem,

$180.00
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Diesel cng conversion - diesel, kit

Diesel cng conversion - diesel, kit

$409.00
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Carburetor cng conversion kit - carburetor,

Carburetor cng conversion kit - carburetor,

$449.00
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Utl9406 turbine shaft - utl9406,

Utl9406 turbine shaft - utl9406,

$299.99
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Psi turbo natural - 8.1,

Psi turbo natural - 8.1,

$6000.00
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454 cng lpg fuel - 7.4, cng/lpg

454 cng lpg fuel - 7.4, cng/lpg

$3609.00
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Carburetor cng conversion kit - carburetor,

Carburetor cng conversion kit - carburetor,

$429.00
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Combo set engine - engine, air

Combo set engine - engine, air

$23.50
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Dt466e model 313 - dt466e,

Dt466e model 313 - dt466e,

$11000.00
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Engine air filter cabin - &,

Engine air filter cabin - &,

$12.99
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Cng truck engine - engine,, 1964

Cng truck engine - engine,, 1964

$24.77
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454 cng industrial - gm,

454 cng industrial - gm,

$3169.00
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Oxygen sensor - oxygen,

Oxygen sensor - oxygen,

$39.70
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2017 ford 150 cng - 2017, f-150

2017 ford 150 cng - 2017, f-150

$150.00
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2009 2020 dodge ram - 2009-2020, durango

2009 2020 dodge ram - 2009-2020, durango

$3349.00
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Cummins 320 series 9l - 8.9l, 24v

Cummins 320 series 9l - 8.9l, 24v

$7950.00
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Diesel cng conversion kit - cng, for

Diesel cng conversion kit - cng, for

$349.00
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2003 ford f150 fuel - 2003, bi-fuel

2003 ford f150 fuel - 2003, bi-fuel

$24.32
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Cummins islg engine egr cooler - cummins,

Cummins islg engine egr cooler - cummins,

$349.95
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2016 cummins complete - 2016,

2016 cummins complete - 2016,

$4300.00
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Utl9406 turbine shaft - utl9406, |

Utl9406 turbine shaft - utl9406, |

$299.99
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Hx35g turbo for various - turbo, with

Hx35g turbo for various - turbo, with

$549.99
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Millennium cng conversion - cng,

Millennium cng conversion - cng,

$399.00
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Af5653 engine air filter - engine, for

Af5653 engine air filter - engine, for

$16.78
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Honda civic cng r18a4 - 06-11, gx

Honda civic cng r18a4 - 06-11, gx

$349.00
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Ford engine - 5.4, lpg

Ford engine - 5.4, lpg

$3023.00
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Millennium cng conversion - cng,

Millennium cng conversion - cng,

$379.00
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2019 2020 chevy express 2500 - 2020,

2019 2020 chevy express 2500 - 2020,

$5000.00
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6pcs for cummins 5473010 - for,

6pcs for cummins 5473010 - for,

$110.62
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Engine cng opt - opt, fits

Engine cng opt - opt, fits

$2610.20
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Air gas venturi mixer - air/gas,

Air gas venturi mixer - air/gas,

$29.36
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Diesel cng conversion kit for - diesel,

Diesel cng conversion kit for - diesel,

$379.00
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Air gas venturi - air/gas,

Air gas venturi - air/gas,

$29.36
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Cummins cng engine oil - cummins,

Cummins cng engine oil - cummins,

$29.95
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Cummins islg engine egr cooler - engine,

Cummins islg engine egr cooler - engine,

$249.95
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Engine mounts auto trans - mounts,

Engine mounts auto trans - mounts,

$169.00
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New cummins oem - new, jq50g2

New cummins oem - new, jq50g2

$650.00
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Cng conversion kit - ford, 300

Cng conversion kit - ford, 300

$1799.99
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4pcs ngk ifr7f 5115 iridium - 4pcs, ifr7f-4d

4pcs ngk ifr7f 5115 iridium - 4pcs, ifr7f-4d

$62.99
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Turbo wastegate actuator - wastegate,

Turbo wastegate actuator - wastegate,

$79.99
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Genuine 11610m65l00 for suzuki - genuine,

Genuine 11610m65l00 for suzuki - genuine,

$48.95
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Millennium cng kit - millennium,

Millennium cng kit - millennium,

$449.00
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2922 radiator for 2006 2011 - for,

2922 radiator for 2006 2011 - for,

$55.99
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Cummins isl cm2180 - g, wiring

Cummins isl cm2180 - g, wiring

$39.95
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2000 ford f150 f550 contour - ford, -f550

2000 ford f150 f550 contour - ford, -f550

$33.71
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Engine cng vin 2 - engine,

Engine cng vin 2 - engine,

$2932.80
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Complete air filter set engine - filter,

Complete air filter set engine - filter,

$12.99
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2003 ford 150 fuel - ford, bi-fuel

2003 ford 150 fuel - ford, bi-fuel

$42.99
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Ignition coil for cummins - for,

Ignition coil for cummins - for,

$70.87
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Engine harmonic balancer - engine,

Engine harmonic balancer - engine,

$159.38
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2014 ram 2500 crew cab - 14, 5.7l

2014 ram 2500 crew cab - 14, 5.7l

$499.99
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Carburetor cng conversion - cng, kit

Carburetor cng conversion - cng, kit

$499.00
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Engine cabin air filter - cabin,

Engine cabin air filter - cabin,

$12.99
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Ford cng lpg fuel e - ford, -lpg

Ford cng lpg fuel e - ford, -lpg

$3023.00
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2000 ford contour - contour, f150

2000 ford contour - contour, f150

$39.00
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Inframe engine kit for - for, cummins

Inframe engine kit for - for, cummins

$2579.99
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Air gas venturi mixer 48mm - 48mm, id

Air gas venturi mixer 48mm - 48mm, id

$29.36
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Engine cng opt lc8 - cng,

Engine cng opt lc8 - cng,

$2594.90
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New turbocharger for - new,

New turbocharger for - new,

$998.95
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Ignition coil 5310990 - coil, 5626388

Ignition coil 5310990 - coil, 5626388

$49.01
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Carburetor cng conversion - cng, kit

Carburetor cng conversion - cng, kit

$499.00
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2001 ford f150 cng - ford, engine

2001 ford f150 cng - ford, engine

$39.00
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2004 gmc sierra 3500 - gmc, 8.1l

2004 gmc sierra 3500 - gmc, 8.1l

$299.99
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Millennium cng kit for - cng, 8

Millennium cng kit for - cng, 8

$449.00
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Small cng natural gas - natural, high

Small cng natural gas - natural, high

$47.00
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Fits honda civic 2013 2015 - honda,

Fits honda civic 2013 2015 - honda,

$12.99
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Engine carbon cabin - engine, air

Engine carbon cabin - engine, air

$24.74
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Brand new turbocharger for - brand,

Brand new turbocharger for - brand,

$998.95
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2922 radiator for 2006 2011 - for,

2922 radiator for 2006 2011 - for,

$55.99
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2004 ford f150 e350 - 2004, cng

2004 ford f150 e350 - 2004, cng

$56.95
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Fits honda civic - honda, 2013-2015

Fits honda civic - honda, 2013-2015

$13.99
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2009 cummins isl 280 gas - isl,

2009 cummins isl 280 gas - isl,

$8795.00
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Turbocharger for cummins 6ct - for,

Turbocharger for cummins 6ct - for,

$998.95
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Brand new turbocharger - brand,

Brand new turbocharger - brand,

$998.95
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Engine bomba agua gasket - engine,

Engine bomba agua gasket - engine,

$52.33
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Holset turbo charger assembly - turbo,

Holset turbo charger assembly - turbo,

$595.00
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Cummins l10 heavy duty - heavy-duty, cng

Cummins l10 heavy duty - heavy-duty, cng

$49.99
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2003 ford 150 - ford, bi-fuel

2003 ford 150 - ford, bi-fuel

$56.95
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2010 2016 ford - 2010-2016, e350

2010 2016 ford - 2010-2016, e350

$3191.49
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Ignition coil for cummins - ignition,

Ignition coil for cummins - ignition,

$167.90
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2003 ford f150 fuel cng - 2003, bi-fuel

2003 ford f150 fuel cng - 2003, bi-fuel

$41.21
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Radiator for 2006 - -, 2011

Radiator for 2006 - -, 2011

$55.99
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For 1996 dodge - dodge, grand

For 1996 dodge - dodge, grand

$34.26
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Engine ecm compressed natural - ecm,

Engine ecm compressed natural - ecm,

$129.95
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Pcs lgnition coil 5310990 - pcs,

Pcs lgnition coil 5310990 - pcs,

$226.72
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📊94 listings · from $12.99 · avg $1087.06

Browse 94 cng engine listings currently in our index. Prices range from $12.99 to $11000, with an average of $1087.06. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about cng engine →

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Whether you are looking for a brand-new or second-hand cng engine, eBay offers one of the largest selections available online. With 94 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at $12.99, while premium listings can reach $11000 — giving you a wide budget spread to work with. The average price of $1087.06 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.

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