View 2 Photos View 1 Video Cummins ISX15 Engine for a 2022 Kenworth T680 $16,995 USD X15 450HP ESN#80319887 CM2450 5535 CPL, RUNS GOOD,VERY LITE BLOWBY,WILL CHECK BEARINGS. 180 DAY WARRANTY ON HEAD BLOCK AND CRANK., Serial#: 80319887, Horse Power: 450, ARR/CPL: 5535 ConditionUsedCPL/ARR5535Horse Power450 HPFits To Make(s)KenworthFits To Model(s)T680Will Fit Year(s)2022Stock Number40126-3 MLS Number14286604CategoryEngines Last Updated7/11/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 1 Video Cummins X15 Engine for a 2026 Kenworth T680 $39,995 USD LOW MILE TAKEOUT! ONLY 72K MILES X15 450EX ESN#80743484 CPL#6245 CM2450, PENDING INSPECTION, TEST RUNS GOOD NO BLOWBY. WILL CHECK BEARINGS IN OUR ENGINE SHOP. 180 DAY WARRANTY ON HEAD BLOCK... ConditionUsedCPL/ARR6245Horse Power450 HPFits To Make(s)KenworthFits To Model(s)T680Will Fit Year(s)2026Stock Number31526-2 MLS Number14258014CategoryEngines Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Cummins X15 Engine for a 2020 International LT625 $15,995 USD X15 450HP ESN#80228984, CM2350, CPL#4342 PENDING INSPECTION, RUNS GOOD, LIGHT BLOWBY, WILL INSPECT RODS AND MAINS IN OUR ENGINE SHOP. 180 DAY WARRANTY HEAD BLOCK AND CRANK., Serial#:... ConditionUsedHorse Power450 HPFits To Make(s)InternationalFits To Model(s)LT625Will Fit Year(s)2020Stock Number21026-4 MLS Number14152839CategoryEngines Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 1 Video Cummins ISX15 Engine for a 2012 Kenworth T660 $13,995 USD ISX15 450HP, CM2250, CPL#3719 ESN# 79535900 PENDING INSPECTION, RUNS GOOD VERY LIGHT BLOWBY. 719,164 MILES, Serial#: 79535900, Horse Power: 450, ARR/CPL: 3719 ConditionUsedCPL/ARR3719Horse Power450 HPFits To Make(s)KenworthFits To Model(s)T660Will Fit Year(s)2012Stock Number10926-4 MLS Number14087650CategoryEngines Last Updated7/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Cummins X15 Engine for a 2022 Kenworth T680 $21,995 USD CUMMINS X15 450HP CM2450, ESN#80367838, CPL# 5779 RUNS GOOD VERY LIGHT BLOWBY, PENDING INSPECTION.////////NOTES, Serial#: 80367828, Horse Power: 450, ARR/CPL: 5779 ConditionUsedCPL/ARR5779Horse Power450 HPFits To Make(s)KenworthFits To Model(s)T680Will Fit Year(s)2022Stock Number110225-7 MLS Number13992324CategoryEngines Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Cummins ISX15 Engine for a 2021 Kenworth T680 $17,995 USD 5348 X15 450HP CM2450TEST RAN OK, MINOR BLOWBY INSPECT RODS MAINS, 180 DAY WARRANTY ON HEAD, BLOCK CRANKS HARD PARTS ONLY., Serial#: 80276078, Horse Power: 450 ConditionUsedHorse Power450 HPFits To Make(s)KenworthFits To Model(s)T680Will Fit Year(s)2021Stock Number93025-1 MLS Number13864325CategoryEngines Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Cummins ISX15 Engine for a 2014 Kenworth T800 Contact for price BURN CORE GOOD FOR PARTS/ CRANK,BLOCK/HEAD, Serial#: 79691614, Horse Power: 485, ARR/CPL: 3938, Casting#: NA ConditionUsedCPL/ARR3938Horse Power485 HPFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2014Part NumberCM2350Stock Number91125-3 MLS Number13824293CategoryEngines Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Cummins ISX Engine for a 2015 Freightliner Cascadia 125 $11,995 USD ISX15 485HP,RUNS GOOD, WILL CHECK ROD AND MAINS. 180 DAY WARRANTY HEAD BLOCK AND CRANK. ODO - 653218, ECM - 653222, ENG HRS - 14080, Serial#: 79764930, Core Charge: 3500.00, Horse Power: 485... ConditionUsedCPL/ARR3938Horse Power485 HPFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2015Part NumberISX15Stock Number80225-2 MLS Number13741253CategoryEngines Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Cummins ISX15 Engine for a 2023 Peterbilt 579 $22,995 USD 5881 CM2450 450HP X15 PENDING INSPECTION/ WILL TEST RUN, ROD AND MAIN BEARINGS WILL BE INSPECTED. 180 DAY WARRANTY ON HARD PARTS, Serial#: 80454093, Horse Power: 450 ConditionUsedHorse Power450 HPFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2023Stock Number71525-1 MLS Number13727248CategoryEngines Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 1 Video Cummins ISX15 Engine for a 2014 Kenworth T680 $13,995 USD ISX15 450HP CPL3937 CM2350 RUNS GOOD VERY LIGHT BLOWBY, CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 79675468, Horse Power: 450, ARR/CPL: 3937 ConditionUsedCPL/ARR3937Horse Power450 HPFits To Make(s)KenworthFits To Model(s)T680Will Fit Year(s)2014Part NumberCM2350Stock Number50425-1 MLS Number13576204CategoryEngines Last Updated6/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Cummins X15 Engine for a 2022 International LT625 $21,995 USD X15 450HP CPL5779 CM2450 RUNS GOOD NO BLOWBY, ROD AND MAIN BEARINGS LOOK, GOOD CAM AND TURBO LOOK GOOD. 180 DAY WARRANTY BLOCK HEAD CRANK., Serial#: 80345079, Horse Power: 450, ARR/CPL: 5779 ConditionUsedCPL/ARR5779Horse Power450 HPFits To Make(s)InternationalFits To Model(s)LT625Will Fit Year(s)2022Part NumberCM2450Stock Number41225-1 MLS Number13526254CategoryEngines Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 1 Video Cummins X15 Engine for a 2021 Kenworth T680 $22,995 USD X15 450HP CPL5348 CM2450 RUNS GOOD NO BLOWBY, WILL CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 80275181, Horse Power: 450, ARR/CPL: 5348 ConditionUsedCPL/ARR5348Horse Power450 HPFits To Make(s)KenworthFits To Model(s)T680Will Fit Year(s)2021Part NumberCM2450Stock Number70122-1 MLS Number13458334CategoryEngines Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos Cummins ISX15 Engine for a 2015 Kenworth T880 $16,995 USD ISX15 485HP CPL3938, RUNS GOOD SOME BLOWBY, BEARINGS CHECKED 6MOS PARTS WARRANTY, Serial#: 79772646, Horse Power: 485, ARR/CPL: 3938 ConditionUsedCPL/ARR3938Horse Power485 HPFits To Make(s)KenworthFits To Model(s)T880Will Fit Year(s)2015Stock Number120724-2 MLS Number13279372CategoryEngines Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 1 Video Cummins ISX15 Engine for a 2014 Peterbilt 579 $14,995 USD ISX15 450HP CPL3937 CM2350 RUNS GOOD LIGHT BLOWBY, CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 79685470, Horse Power: 450, ARR/CPL: 3937 ConditionUsedCPL/ARR3937Horse Power450 HPFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2014Part NumberCM2350Stock Number110824-1 MLS Number13224033CategoryEngines Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 1 Video Cummins ISX15 Engine for a 2019 Kenworth T680 $16,995 USD X15 450HP CPL4342 CM2350 RUNS GOOD LIGHT BLOWBY, CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 80033973, Horse Power: 450, ARR/CPL: 4342 ConditionUsedCPL/ARR4342Horse Power450 HPFits To Make(s)KenworthFits To Model(s)T680Will Fit Year(s)2019Part NumberCM2350Stock Number100224-1 MLS Number13175855CategoryEngines Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Cummins X15 Engine for a 2019 International LT625 $17,995 USD X15 450HP CPL4342 CM2350, WILL TEST RUN, CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 80100937, Horse Power: 450, ARR/CPL: 4342 ConditionUsedCPL/ARR4342Horse Power450 HPFits To Make(s)InternationalFits To Model(s)LT625Will Fit Year(s)2019Part NumberCM2350Stock Number90624-1 MLS Number13134545CategoryEngines Last Updated6/16/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 1 Video Cummins X15 Engine for a 2018 Kenworth T680 $16,995 USD X15 450HP CPL4342, RUNS GOOD NO BLOWBY, BEARINGS CHECKED 6 MOS PARTS WARRANTY, Serial#: 79988396, Horse Power: 450, ARR/CPL: 4342 ConditionUsedCPL/ARR4342Horse Power450 HPFits To Make(s)KenworthFits To Model(s)T680Will Fit Year(s)2018Part NumberCM2350Stock Number91424-7 MLS Number13128575CategoryEngines Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 1 Video Cummins X15 Engine for a 2022 Kenworth T680 $18,995 USD X15 450HP WILL GO TO 500HP, CM2450 RUNS OK LIGHT BLOWBY, CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 80318640, Horse Power: 450, ARR/CPL: 5535 ConditionUsedCPL/ARR5535Horse Power450 HPFits To Make(s)KenworthFits To Model(s)T680Will Fit Year(s)2022Part NumberCM2450Stock Number82424-1 MLS Number13096357CategoryEngines Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Cummins ISX15 Engine for a 2016 Kenworth T660 $16,995 USD ISX15 485HP CM2350 WILL TEST RUN, CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 79845982, Horse Power: 485, ARR/CPL: 4584 ConditionUsedCPL/ARR4584Horse Power485 HPFits To Make(s)KenworthFits To Model(s)T660Will Fit Year(s)2016Part NumberCM2350Stock Number72524-1 MLS Number13039793CategoryEngines Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Cummins ISX15 Engine for a 2017 Kenworth T680 $15,995 USD ISX15 450HP CM2350 RUNS GOOD NO BLOWBY, CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 79924641, Horse Power: 450, ARR/CPL: 4586 ConditionUsedCPL/ARR4586Horse Power450 HPFits To Make(s)KenworthFits To Model(s)T680Will Fit Year(s)2017Part NumberCM2350Stock Number53124-1 MLS Number12905517CategoryEngines Last Updated7/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Cummins X15 Engine for a 2024 International LT62F $24,995 USD X15 450HP CHECKED ROD AND MAIN BEARINGS/ LOW MILE ENGINE ASSEMBLY. RUNS GOOD NO BLOWBY. 180 DAY HEAD BLOCK AND CRANK WARRANTY. NOTES, Serial#: 80498879, Core Charge: 5000.00, Horse Power:... ConditionUsedCPL/ARR5881Horse Power450 HPFits To Make(s)InternationalFits To Model(s)LT62FWill Fit Year(s)2024Part NumberISX15 CM2450Stock Number42824-3 MLS Number12865796CategoryEngines Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Cummins ISX15 Engine for a 2016 International LONESTAR Contact for price PENDING INSPECTION WILL TEST RUN/CHECK ROD AND MAIN BEARINGS,180 DAY HEAD BLOCK AND CRANK WARRANTY, Serial#: 79846569, Core Charge: 4000.00, Horse Power: 450, ARR/CPL: 4583 ConditionUsedCPL/ARR4583Horse Power450 HPFits To Make(s)InternationalFits To Model(s)LONESTARWill Fit Year(s)2016Stock Number32124-3 MLS Number12751879CategoryEngines Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Cummins ISX15 Engine for a 2016 Peterbilt 579 $16,995 USD GOOD RUNNING TAKEOUT ENGINE ASSEMBLY/ROD AND MAIN BEARINGS WILL BE INSPECTED. 180 DAY WARRANTY EXCHANGE, Serial#: 79877300, Core Charge: 4000.00, Horse Power: 450, ARR/CPL: 4583 ConditionUsedCPL/ARR4583Horse Power450 HPFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2016Part NumberISX15Stock Number22424-4 MLS Number12707321CategoryEngines Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 1 Video Cummins X15 Engine for a 2022 International LT625 $21,995 USD X15 450HP CM2450 RUNS GOOD NO BLOWBY, CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 80340387, Horse Power: 450, ARR/CPL: CPL5779 ConditionUsedCPL/ARRCPL5779Horse Power450 HPFits To Make(s)InternationalFits To Model(s)LT625Will Fit Year(s)2022Part NumberCM2450Stock Number20724-1 MLS Number12644235CategoryEngines Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 1 Video Cummins X15 Engine for a 2017 International LONESTAR $8,995 USD INSPECTED TAKEOUT ENGINE ASSEMBLY RUNS OK BUT HAS MODERATE BLOWBY, WILL CHECK ROD AND MAIN BEARINGS. CAM AND ROCKERS WILL BE CHECKED. 180 DAY WARRANTY ON HEAD BLOCK AND CRANK... NO WARRANTY... ConditionUsedCPL/ARR4583Horse Power450 HPFits To Make(s)InternationalFits To Model(s)LONESTARWill Fit Year(s)2017Part NumberISX15Stock Number11724-4 MLS Number12628642CategoryEngines Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info