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Used Engines with 300-349 HP For Sale

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Showing 26 - 50 of 1,279 Engine Listings

26 - 50 of 1,279 listings
26 - 50 of 1,279 listings
Caterpillar 3126 Engine for a 2002 Peterbilt 330

Caterpillar 3126 Engine for a 2002 Peterbilt 330

Recently Updated
$8,500 USD
3126 CKM 300HP RUNS GOOD LITTLE BLOWBY, CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: CKM34746, Horse Power: 300
ConditionUsed
Horse Power300 HP
Fits To Make(s)Peterbilt
Fits To Model(s)330
Will Fit Year(s)2002
Stock Number51825-1
MLS Number13636723
CategoryEngines
Last Updated5/15/2026
Location
Ucon, ID, US
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Caterpillar 3306 Engine for a 1999 Volvo WG

Caterpillar 3306 Engine for a 1999 Volvo WG

Recently Updated
$9,995 USD
3306C 300HP TEST RUNS GOOD,VERY LIGHT BLOWBY, NEW ROD AND MAIN BEARINGS CAM LOOKS OK, TURBO LOOKS OK, LOOKS OK, 180 DAY WARRANTY, Serial#: 9TL20312, Horse Power: 300
ConditionUsed
Horse Power300 HP
Fits To Make(s)Volvo
Fits To Model(s)WG
Will Fit Year(s)1999
Stock Number21225-1
MLS Number13411487
CategoryEngines
Last Updated5/15/2026
Location
Ucon, ID, US
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Paccar PX-8 Engine for a 2013 Peterbilt 337

Paccar PX-8 Engine for a 2013 Peterbilt 337

Recently Updated
$7,995 USD
PENDING INSPECTION/ PACCAR PX/ 8.3 CUMMINS, BROKEN FLYWHEEL HOUSING, WILL TEST RUN, 180 DAY WARRANTY ON HEAD BLOCK AND CRANK turbo has been broken and taken off, Serial#: 73473591, Core...
ConditionUsed
CPL/ARR3735
Horse Power300 HP
Fits To Make(s)Peterbilt
Fits To Model(s)337
Will Fit Year(s)2013
Part Numbercm2250
Stock Number51824-2
MLS Number12901157
CategoryEngines
Last Updated5/15/2026
Location
Ucon, ID, US
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Cummins ISL Engine for a 2008 Autocar WX Xpeditor

Cummins ISL Engine for a 2008 Autocar WX Xpeditor

Recently Updated
$7,995 USD
PENDING INSPECTION/ WILL TEST RUN/ BEARING WILL BE INSPECTED 180 DAY HEAD BLOCK AND CRANK WARRANTY Notes, Serial#: 46815901, Core Charge: 2500, Horse Power: 345, ARR/CPL: 2087
ConditionUsed
CPL/ARR2087
Horse Power345 HP
Fits To Make(s)Autocar
Fits To Model(s)WX Xpeditor
Will Fit Year(s)2008
Part NumberCM2150
Stock Number42424-3
MLS Number12848502
CategoryEngines
Last Updated5/15/2026
Location
Ucon, ID, US
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Paccar PX-7 Engine for a 2019 Kenworth T370

Paccar PX-7 Engine for a 2019 Kenworth T370

Recently Updated
$9,995 USD
PX-7 300HP CM2350 RUNS GOOD LIGHT BLOWBY, CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK., Serial#: 74391577, Core Charge: 2500, Horse Power: 300, ARR/CPL: CPL4660
ConditionUsed
CPL/ARRCPL4660
Horse Power300 HP
Fits To Make(s)Kenworth
Fits To Model(s)T370
Will Fit Year(s)2019
Part NumberCM2350
Stock Number21024-1
MLS Number12649967
CategoryEngines
Last Updated5/15/2026
Location
Ucon, ID, US
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International MaxxForce 10 Engine for a 2013 International WorkStar 7500

International MaxxForce 10 Engine for a 2013 International WorkStar 7500

Recently Updated
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INTERNATIONAL MAXXFORCE 10 310HP ENGINE CORE ONLY!, Serial#: 2Y3441245, Horse Power: 310
ConditionUsed
Horse Power310 HP
Fits To Make(s)International
Fits To Model(s)WorkStar 7500
Will Fit Year(s)2013
Stock Number92023-14
MLS Number12350818
CategoryEngines
Last Updated5/15/2026
Location
Ucon, ID, US
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Cummins ISL Engine for a 2012 Peterbilt 384

Cummins ISL Engine for a 2012 Peterbilt 384

Recently Updated
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ISL CNG ENGINE/ CORE UNKNOWN DAMAGE? NATURAL GAS., Serial#: 73199271, Horse Power: 320, ARR/CPL: 3519
ConditionUsed
CPL/ARR3519
Horse Power320 HP
Fits To Make(s)Peterbilt
Fits To Model(s)384
Will Fit Year(s)2012
Part NumberISL G CM2180
Stock Number82723-11
MLS Number12288566
CategoryEngines
Last Updated5/15/2026
Location
Ucon, ID, US
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Cummins ISL Engine for a 2012 Peterbilt 384

Cummins ISL Engine for a 2012 Peterbilt 384

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CORE NATURAL GAS ENGINE ASSEMBLY/ UNKNOWN PROBLEMS., Serial#: 73199262, Horse Power: 320, ARR/CPL: 3519, Casting#: NA
ConditionUsed
CPL/ARR3519
Horse Power320 HP
Fits To Make(s)Peterbilt
Fits To Model(s)384
Will Fit Year(s)2012
Part NumberISL-G CM2180
Stock Number82623-14
MLS Number12281483
CategoryEngines
Last Updated5/15/2026
Location
Ucon, ID, US
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Cummins ISL Engine for a 2012 Peterbilt 384

Cummins ISL Engine for a 2012 Peterbilt 384

Recently Updated
$8,995 USD
GOOD USED ENGINE ASSEMBLY/ LNG /NATURAL GAS 180 DAY WARRANTY ON HEAD BLOCK CRANK. BEARINGS WILL BE INSPECTED, Serial#: GET, Horse Power: 320
ConditionUsed
Horse Power320 HP
Fits To Make(s)Peterbilt
Fits To Model(s)384
Will Fit Year(s)2012
Stock Number82523-16
MLS Number12281442
CategoryEngines
Last Updated5/15/2026
Location
Ucon, ID, US
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Caterpillar 3306 Engine for a 1995 Kenworth W900

Caterpillar 3306 Engine for a 1995 Kenworth W900

Recently Updated
$9,995 USD
3306C 300HP RUNS GOOD,NO BLOW BY,, WILL CHECK ROD AND MAINS, 180 DAY WARRANTY, Serial#: 9TL02418, Horse Power: 300
ConditionUsed
Horse Power300 HP
Fits To Make(s)Kenworth
Fits To Model(s)W900
Will Fit Year(s)1995
Stock Number82323-1
MLS Number12263199
CategoryEngines
Last Updated5/15/2026
Location
Ucon, ID, US
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Cummins ISL Engine for a 2012 Peterbilt 384

Cummins ISL Engine for a 2012 Peterbilt 384

Recently Updated
$8,995 USD
ISL CUMMINS LNG 320HP CHECK ROD AND MAINS. 180 DAY WARRANTY ON HEAD/BLOCK/CRANK. TEST RUNS GOOD 8/11/23 VIDEO, Serial#: 73300402, Horse Power: 320, ARR/CPL: 3519
ConditionUsed
CPL/ARR3519
Horse Power320 HP
Fits To Make(s)Peterbilt
Fits To Model(s)384
Will Fit Year(s)2012
Part NumberISL G CM2180
Stock Number81823-1
MLS Number12253469
CategoryEngines
Last Updated5/15/2026
Location
Ucon, ID, US
Sold By
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Cummins ISL Engine for a 2010 Peterbilt 384

Cummins ISL Engine for a 2010 Peterbilt 384

Recently Updated
$7,995 USD
ISL LNG,USED ENGINE ASSEMBLY/ HAS BEEN TEST RAN ON ETHER/ NO LNG TO RUN IT OFF. SOUNDS OK. 90 DAY WARRANTY HEAD/BLOCK/CRANK. EXCHANGE, Serial#: 73044057, Core Charge: 2500, Horse Power: 330,...
ConditionUsed
CPL/ARR3297
Horse Power330 HP
Fits To Make(s)Peterbilt
Fits To Model(s)384
Will Fit Year(s)2010
Part NumberISL LNG
Stock Number81423-15
MLS Number12246753
CategoryEngines
Last Updated5/15/2026
Location
Ucon, ID, US
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International MaxxForce 7 Engine for a 2012 International TERRASTAR

International MaxxForce 7 Engine for a 2012 International TERRASTAR

Recently Updated
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MAXFORCE 7 REBUILDABLE CORE,OR PARTS,2012 TERRASTAR, Serial#: GET, Horse Power: 300
ConditionUsed
Horse Power300 HP
Fits To Make(s)International
Fits To Model(s)TERRASTAR
Will Fit Year(s)2012
Stock Number71223-18
MLS Number12182648
CategoryEngines
Last Updated5/15/2026
Location
Ucon, ID, US
Sold By
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Detroit 8V71 Engine for a 1975 Kenworth C500

Detroit 8V71 Engine for a 1975 Kenworth C500

Recently Updated
$1,000 USD
8V71 318 RUNNING CORE,GUARANTEED REBUILDABLE, Serial#: LATTER DOG BONE HEADS, Horse Power: 318, Casting#: LATTER DOG BONE HEADS
ConditionUsed
Horse Power318 HP
Fits To Make(s)Kenworth
Fits To Model(s)C500
Will Fit Year(s)1975
Stock Number51522-8
MLS Number11400540
CategoryEngines
Last Updated5/14/2026
Location
Ucon, ID, US
Sold By
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Caterpillar C7 Engine for a 2006 Ford F-650

Caterpillar C7 Engine for a 2006 Ford F-650

Recently Updated
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RUNNING CORE ENGINE, HAS MIS, RECENT INJECTORS HIGH HORSE, Serial#: SAP20026, Horse Power: 300, Casting#: SAP20026
ConditionUsed
Horse Power300 HP
Fits To Make(s)Ford
Fits To Model(s)F-650
Will Fit Year(s)2006
Stock Number12821-11
MLS Number10653040
CategoryEngines
Last Updated5/14/2026
Location
Ucon, ID, US
Sold By
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Cummins ISB 6.7L Engine for a 2008 Dodge Ram Truck

Cummins ISB 6.7L Engine for a 2008 Dodge Ram Truck

Recently Updated
$4,995 USD
TEST RUN,BEARINGS CHECKED,6.7 CUMMIINS 08 4500 DODGE,6 MONTH WARRANTY, OWNER SAID ENGINE RUNNING GREAT PRIOR TO FRT END COLLISION, Serial#: 6.7, Horse Power: 325, Casting#: 6.7
ConditionUsed
Horse Power325 HP
Fits To Make(s)Dodge
Fits To Model(s)Ram Truck
Will Fit Year(s)2008
Stock Number82720-10
MLS Number10419328
CategoryEngines
Last Updated5/14/2026
Location
Ucon, ID, US
Sold By
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GM/Chev (HD) 6.6L DURAMAX Engine for a 2007 Chevrolet C4500

GM/Chev (HD) 6.6L DURAMAX Engine for a 2007 Chevrolet C4500

Recently Updated
$4,995 USD
RUNS OK,BEARINGS CHECKED 07 4500 DURAMAX,LLY SERIES,6 MONTH WARRANTY, Serial#: LLY, Horse Power: 300, Casting#: LLY
ConditionUsed
Horse Power300 HP
Fits To Make(s)Chevrolet
Fits To Model(s)C4500
Will Fit Year(s)2007
Part NumberLLY
Stock Number82320-8
MLS Number10390717
CategoryEngines
Last Updated5/14/2026
Location
Ucon, ID, US
Sold By
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International DT466 Engine for a 2010 International 7400

International DT466 Engine for a 2010 International 7400

Recently Updated
$2,500 USD
MAXFORCE DT 300 HP,RUNS BUT HAS DEAD HOLE ////NOTES//// LESS TURBO, Serial#: 2U3076714, Horse Power: 300, Casting#: 2U3076714
ConditionUsed
Horse Power300 HP
Fits To Make(s)International
Fits To Model(s)7400
Will Fit Year(s)2010
Stock Number81420-9
MLS Number10360567
CategoryEngines
Last Updated5/14/2026
Location
Ucon, ID, US
Sold By
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Cummins Big Cam Engine for a 1989 Peterbilt 377

Cummins Big Cam Engine for a 1989 Peterbilt 377

Recently Updated
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CORE BC4. OK FOR PARTS Push tubes 3058469 3058471, Serial#: GET, Core Charge: N/A, Horse Power: 315, ARR/CPL: GET
ConditionUsed
CPL/ARRGET
Horse Power315 HP
Fits To Make(s)Peterbilt
Fits To Model(s)377
Will Fit Year(s)1989
Stock Number80519-8
MLS Number9859942
CategoryEngines
Last Updated5/14/2026
Location
Ucon, ID, US
Sold By
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Ford 6.7L Powerstroke Engine for a 2011 Ford F450

Ford 6.7L Powerstroke Engine for a 2011 Ford F450

Recently Updated
$2,500 USD
COMPLETE CORE 6.7 POWERSTROKE OUT OF CAB AND CHASIS TRUCK, MOTOR HAS A SEIZED BEARING. WILL CHECK MAKE SURE MOTOR SPINS 360 DEGREES. CAN WORK IN A PICKUP IF TURBO AND LOWER INTAKE ARE...
ConditionUsed
Horse Power300 HP
Fits To Make(s)Ford
Fits To Model(s)F450
Will Fit Year(s)2011
Stock Number771319
MLS Number9813276
CategoryEngines
Last Updated5/14/2026
Location
Ucon, ID, US
Sold By
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