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Caterpillar C18 Engines For Sale

Browse Caterpillar C18 Engines on MyLittleSalesman.com and compare listings with prices from $19,000 to $110,000. Sellers include Finning Canada, Diesel Sales, NineX Power Systems, and more. Filter by condition, price, or year to quickly narrow down to the right Caterpillar C18 Engine.
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   C18 ACERT (6)
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Showing 1 - 25 of 33 Engine Listings

1 - 25 of 33 listings
1 - 25 of 33 listings
Caterpillar C18 Industrial Engine - 800 HP

2014 Caterpillar C18 Industrial Engine - 800 HP

$92,500 USD
Rebuilt CAT C18 Industrial Engine; 2014 Model; 800HP @ 2100RPM; Tier 2 Flex Emissions; Electric Starter; Charging Alternator; SAE 1 Flywheel Housing; Fan Drive; Zero Hour Major Overhaul; 6...
ConditionRemanufactured
Horse Power800 HP
Stock Number1763
MLS Number14161617
CategoryEngines
Last Updated2/25/2026
Location
Spring, TX, US
Sold By
NineX Power Systems LLC
(844) 686-___  SHOW
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NineX Power Systems LLC
Caterpillar C18 Engine

Caterpillar C18 Engine

$48,000 USD
(MARINE) Caterpillar C18 ACERT Marine Diesel Engine, Engine AR # 320-9801, Long Block # 20R6657, Short Block Part # 20R6656, Marine Horsepower Rating: 608 RATED @ 1800 RPM, TEST RUN WATCH...
ConditionUsed
CPL/ARR320-9801
Horse Power608 HP
Part NumberAR # 320-9801
Stock Number006674
MLS Number13950275
CategoryEngines
Last Updated10/30/2025
Location
Hialeah, FL, US
Sold By
JJ Rebuilders Inc.
(844) 385-___  SHOW
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JJ Rebuilders Inc.
2013 CAT C18 Twin Turbo Diesel Engine AR # 366-9753

2013 CAT C18 Twin Turbo Diesel Engine AR # 366-9753

$55,995 USD
2013 Caterpillar C18 diesel engine, twin turbocharged, electronic fuel system, PRE EMISSIONS, arrangement # 359-1816 (3591816) or 366-9753 (3669753,) 700 HP at 2100 RPM rating. 5390 total...
ConditionUsed
Stock Number18064
MLS Number13812626
CategoryEngines
Last Updated9/14/2025
Location
Carbondale, PA, US
Sold By
Old Forge Power Equipment, Inc
(833) 662-___  SHOW
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Old Forge Power Equipment, Inc
2019 Caterpillar C18 Engine

2019 Caterpillar C18 Engine

$38,000 USD
(INDUSTRIAL) 2019 Caterpillar C18 Industrial Diesel Engine (TIER-3), 555HP RATED @ 1800 RPM, Max HP Rating 800 @ 1800 RPM, Short Block # 10R9366, Long Block # 10R9369, Low Hours, 18.1L,...
ConditionUsed
CPL/ARR281-6452
Horse Power555 HP
Part NumberAR # 281-6452
Stock Number006325
MLS Number13325719
CategoryEngines
Last Updated1/13/2025
Location
Hialeah, FL, US
Sold By
JJ Rebuilders Inc.
(844) 385-___  SHOW
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JJ Rebuilders Inc.
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