Used Caterpillar Engines For Sale in United States

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1150 (1)1160 (4)1673 (1)1674 (1)1693 (1)259 (1)   259D (1)3.4 (1)3.6 (2)3013C (1)3014 (1)3024 (7)3024C (2)3024C/T (1)3044 (5)   3044T (3)3054 (43)3056 (5)3056E (4)3064 (1)3064T (1)3066 (2)   3066T (2)3114 (2)3116 (196)   3116 DITA (6)3126 (380)   3126B (15)   3126E (22)3160 (1)3176 (35)   3176B (2)   3176C (4)   3176E (2)3196 (2)3204 (6)   3204 DI (2)3208 (121)   3208N (20)   3208NA (1)   3208T (45)328 (1)   328D LCR (1)330 (1)   330CL (1)3304 (29)   3304 DI (8)   3304 PC (12)3304-DI (1)3306 (169)   3306 DI (51)   3306 DITA (8)   3306 PC (12)   3306B (1)   3306B DI (2)   3306C (13)3306B-DI (1)336 (2)   336D (2)3406 (383)   3406 2WS (2)   3406 5EK (1)   3406A (8)   3406B (142)   3406B DI (1)   3406B DITA (1)   3406C (56)   3406C DITA (4)   3406E (109)3406/C15 (1)3406B,C (1)3406E (40 PIN) 1LW (7)3406E (40 PIN) 5EK 6TS (4)3408 (26)   3408 DI (4)   3408 DITA (4)   3408T (1)3412 (23)3412 DITA (5)   3412C (3)   3412DI (1)   3412E (8)3456 (18)3508 (19)3508B (7)3508C (2)3508DI (1)3512 (5)3512B (5)3512C (11)3512C HD (2)3512E (1)3516 (1)3516B (1)525 (1)   525D (1)A9513 AEROMAX 113 (1)ACTERRA (1)C 3.4 B (1)C 7.1 (1)C1.1 (3)C1.5 (1)C1.7 (5)C10 (73)C11 (46)C11 / C13 (1)   C11 ACERT (3)C12 (201)C13 (235)C-13 ACERT (4)   C13 ACERT (34)   C13 KCB (9)C15 (335)C15 BXS (1)   C15 SDP (7)   C15 6NZ (28)   C15 ACERT (76)   C15 MXS (10)C16 (10)C18 (10)   C18 ACERT (5)C2.2 (9)C2.4 (2)C2.4CR-EF05 (1)C2.8 (2)C27 (4)C3.3 (5)C3.3B (55)C3.4 (1)C3.4B (7)C3.4-T (2)C3.6 (3)C3.8 (16)C32 (11)C32 ACERT (2)C4 (1)C4.2 (1)C4.4 (48)C4.4 ACERT (7)C6.4 (1)C6.6 (17)C6.6 ACERT (9)C7 (384)C7 / 3126 (1)   C7 ACERT (64)   C7 KAL (1)C7.1 (7)C9 (37)C-9 ACERT (1)   C9 ACERT (10)C9.3 (4)C9.3B (1)CT13 (5)D311 (1)D330 (6)D333 (1)D333C (1)D333T (2)D342 (4)D343 (7)D346 (1)D3512C (3)D353 (1)D379B (1)D399 (1)D6 (1)   D6R (1)F750 (1)FL70 (1)G3306 (1)G3412C LE (3)Other (27)T600 (1)TH48 (1)
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Showing 101 - 125 of 3,931 Engine Listings

101 - 125 of 3,931 listings
101 - 125 of 3,931 listings
Caterpillar 3406E Engine for a 2003 Peterbilt 379

Caterpillar 3406E Engine for a 2003 Peterbilt 379

$19,995 USD
CAT 3406E, #5EK81839, 475HP, WILL TEST RUN AND CHECK BEARINGS IN OUR ENGINE SHOP, 180 DAY WARRANTY ON HEAD BLOCK AND CRANK. NOTES, Serial#: 5EK, Horse Power: 475
ConditionUsed
Horse Power475 HP
Fits To Make(s)Peterbilt
Fits To Model(s)379
Will Fit Year(s)2003
Stock Number51126-6
MLS Number14424382
CategoryEngines
Last Updated6/13/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
Caterpillar C15 Engine for a 2014 Kenworth T800

Caterpillar C15 Engine for a 2014 Kenworth T800

$19,995 USD
CAT C15 #6NZ43725 425HP TEST RUNS GOOD 5-15, BEARINGS WILL BE INSPECTED IN OUR ENGINE SHOP, 180 DAY WARRANTY ON HEAD BLOCK AND CRANK., Serial#: 6NZ4372255, Core Charge: 6500.00, Horse Power...
ConditionUsed
Horse Power425 HP
Fits To Make(s)Kenworth
Fits To Model(s)T800
Will Fit Year(s)2014
Stock Number50626-2
MLS Number14424328
CategoryEngines
Last Updated6/13/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
1984 CAT 3306 PC Diesel Truck Engine 404 ORIGINAL HOURS!

1984 CAT 3306 PC Diesel Truck Engine 404 ORIGINAL HOURS!

$8,795 USD
1984 Caterpillar 3306 PC diesel engine, turbocharged, arrangement # 9N-3562 (9N3562,) 225 HP rating, mechanical fuel system, pre-combustion injection, 404 hours 969 original miles when...
ConditionUsed
Stock Number18856
MLS Number14361494
CategoryEngines
Last Updated6/12/2026
Location
Carbondale, PA, US
Sold By
Old Forge Power Equipment, Inc
Caterpillar 3412DI Engine - 660 HP, ARR/CPL 7C6767

Caterpillar 3412DI Engine - 660 HP, ARR/CPL 7C6767

$15,000 USD
Caterpillar 3412DI Engine Assembly, 660HP, S/N-38S14246, AR#- 7C6767, 278.7 Hours. Ex Fire Pump engine includes control panel and pump (Please see video of engine running and test report).
ConditionUsed
CPL/ARR7C6767
Horse Power660 HP
Stock Number31790
MLS Number14309258
CategoryEngines
Last Updated6/12/2026
Location
Fresno, CA, US
Sold By
Garabedian Equipment
Caterpillar C18 Industrial Engine - 630 HP

2007 Caterpillar C18 Industrial Engine - 630 HP

Contact for price
Used CAT C18 Industrial Engine; 2007 Model – 2544 Hours; 630HP @ 2100 RPM; Front Facing Exhaust; SAE 1 Flywheel Housing; Electric Starter; Charging Alternator Specifications Engine:,...
ConditionUsed
Horse Power630 HP
Stock Number1850
MLS Number14417007
CategoryEngines
Last Updated6/11/2026
Location
Spring, TX, US
Sold By
NineX Power Systems LLC
Caterpillar C15 Engine for a Al-Jon Vammas PSB5500

2011 Caterpillar C15 Engine for a Al-Jon Vammas PSB5500

$15,000 USD
Good running Caterpillar C-15 Acert 540HP Single Turbo Industrial Application engine assembly. 6,237 hours. 70psi oil pressure. 30 Day Guarantee.
ConditionUsed
Horse Power540 HP
Fits To Make(s)AL-JON VAMMAS
Fits To Model(s)PSB5500
Stock Number1072220
MLS Number14397680
CategoryEngines
Last Updated6/9/2026
Location
Fitchburg, MA, US
Sold By
Rydemore Heavy Duty Truck Parts
CAT 3406B Diesel Engine AR # 4W3797 400 HP INDUSTRIAL

CAT 3406B Diesel Engine AR # 4W3797 400 HP INDUSTRIAL

$19,995 USD
Caterpillar 3406B diesel engine, turbocharged, aftercooled, arrangement # 4W-3797 (4W3797,) 400 RPM at 2100 RPM continuous power rating, fully mechanical fuel system, fresh rebuild, test run...
ConditionUsed
Stock Number18967
MLS Number14411871
CategoryEngines
Last Updated6/7/2026
Location
Carbondale, PA, US
Sold By
Old Forge Power Equipment, Inc
2016 CAT C7.1 Diesel Engine POWER UNIT AR # 446-8876 300 HOURS

2016 CAT C7.1 Diesel Engine POWER UNIT AR # 446-8876 300 HOURS

$21,795 USD
2016 Caterpillar C7.1 diesel engine, interchangeable w/ Perkins 1206J-E70TTA engine, emissions family GPKXL07.0BN1, serial # 88102115, arrangement # 446-8876 (4468876,) 225 HP at 2200 RPM...
ConditionUsed
Stock Number18958
MLS Number14411861
CategoryEngines
Last Updated6/7/2026
Location
Carbondale, PA, US
Sold By
Old Forge Power Equipment, Inc
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