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Caterpillar 3412 Engines For Sale

Browse Caterpillar 3412 Engines on MyLittleSalesman.com and compare listings with prices from $22,425 to $129,500. Sellers include Diesel Sales, NineX Power Systems, Old Forge Power Equipment, and more. Filter by condition, price, or year to quickly narrow down to the right Caterpillar 3412 Engine.
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Showing 1 - 25 of 33 Engine Listings

1 - 25 of 33 listings
1 - 25 of 33 listings
Caterpillar 3412C Industrial Engine - 739 HP

2011 Caterpillar 3412C Industrial Engine - 739 HP

Recently Updated
$45,000 USD
Used CAT 3412C Industrial Engine; 2011 Model – 80 Original Hours; Fire Pump Spec; 739HP @ 2100RPM; Water Cooled Manifolds; Expansion Tank; Heat Exchanger; Air Starter; Specifications Engine:...
ConditionUsed
Horse Power739 HP
Stock Number1823
MLS Number14229830
CategoryEngines
Last Updated3/26/2026
Location
Spring, TX, US
Sold By
NineX Power Systems LLC
(844) 686-___  SHOW
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NineX Power Systems LLC
Caterpillar 3412C Industrial Engine - 739 HP

1992 Caterpillar 3412C Industrial Engine - 739 HP

Recently Updated
$45,000 USD
Used CAT 3412C Industrial Engine; 1992 Model – 191 Original Hours; Fire Pump Spec; 739HP @ 2100RPM; Water Cooled Manifolds; Expansion Tank; Heat Exchanger; Air Starter; Specifications Engine...
ConditionUsed
Horse Power739 HP
Stock Number1822
MLS Number14229828
CategoryEngines
Last Updated3/26/2026
Location
Spring, TX, US
Sold By
NineX Power Systems LLC
(844) 686-___  SHOW
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NineX Power Systems LLC
2007 CAT 3412E Diesel Engine POWER UNIT! 860 HP 184-5369

2007 CAT 3412E Diesel Engine POWER UNIT! 860 HP 184-5369

$35,995 USD
2007 Caterpillar 3412E turbo diesel engine, serial # BDT05576, arrangement # 184-5369, 860 HP at 2100 RPM rating, electronic HEUI fuel system, twin turbo, pre-emissions. Use long block #...
ConditionUsed
Stock Number18585
MLS Number14231063
CategoryEngines
Last Updated3/8/2026
Location
Carbondale, PA, US
Sold By
Old Forge Power Equipment, Inc
(833) 662-___  SHOW
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Old Forge Power Equipment, Inc
2001 CAT 3412E Diesel Engine POWER UNIT! AR 156-7211

2001 CAT 3412E Diesel Engine POWER UNIT! AR 156-7211

$36,500 USD
2000 Caterpillar 3412E diesel engine, complete power unit w/ radiator, panel accessories, skid mounted w/ straight drive, twin turbocharged, arrangement # 156-7211, 625 HP at 1400 RPM...
ConditionUsed
Stock Number18449
MLS Number14084218
CategoryEngines
Last Updated1/12/2026
Location
Carbondale, PA, US
Sold By
Old Forge Power Equipment, Inc
(833) 662-___  SHOW
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Old Forge Power Equipment, Inc
Caterpillar 3412 DI Turbo Diesel Engine

Caterpillar 3412 DI Turbo Diesel Engine

$22,425 USD
CAT 3412 DI engine with 700 hours. RUNS PERFECT. Was used in a backup generator and hardly used. Fits many makes and models of equipment. Call or message with questions.
ConditionUsed
Usage700 Hours
CPL/ARR7N7709
Horse Power650 HP
Stock Number3524
MLS Number13226665
CategoryEngines
Last Updated11/20/2024
Location
Springville, PA, US
Sold By
Summit Core Supply
(844) 329-___  SHOW
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Summit Core Supply
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