Featured Item View 10 Photos View 0 Videos USED 1999 CUMMINS N14 CELECT / CELECT PLUS ENGINE – CPL 2592 – 525HP – TESTED RUNNER – WARRANTY $15,350 USD USED 1999 CUMMINS N14 CELECT / CELECT PLUS ENGINE – CPL 2592 – 525HP – TESTED RUNNER – WARRANTY, Reliable Cummins N14 Celect / Celect Plus diesel engine removed from a running unit and... Warranty ConditionUsedCPL/ARR2592Horse Power525 HPStock Number2204 MLS Number14419943CategoryEngines Last Updated6/16/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
Featured Item View 10 Photos View 0 Videos Used 2008 Cummins ISM410 Engine 410HP CPL2728 Tested Running Diesel Motor Warranty $12,500 USD 🔧 Used 2008 Cummins ISM410 Diesel Engine – 410HP – CPL2728 – Tested Runner, For sale is a Cummins ISM410 diesel engine, removed from a working application and professionally inspected and... Warranty ConditionUsedCPL/ARR2728Horse Power410 HPStock Number2201 MLS Number14415045CategoryEngines Last Updated6/16/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
Featured Item View 9 Photos View 0 Videos Used 2014 Cummins ISX15 550HP CPL3939 Diesel Engine Running Good Warranty $19,530 USD Used 2014 Cummins ISX15 550HP CPL3939 Diesel Engine Running Good Warranty You are purchasing a used 2014 Cummins ISX15 diesel engine , Engine Model: Cummins ISX15, , Horsepower: 550 HP, , ... Warranty ConditionUsedCPL/ARR3939Horse Power550 HPStock Number2193 MLS Number14356394CategoryEngines Last Updated6/16/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
Featured Item View 9 Photos View 0 Videos 2014 Cummins ISX15 550HP Engine – TESTED – GOOD RUNNER – USED $20,000 USD 2014 Cummins ISX15 Diesel Engine – 550HP – Run Tested, This listing represents a 2014 Cummins ISX15 engine rated at approximately 550HP. This is a used engine that has been run tested and... Warranty ConditionUsedHorse Power550 HPStock Number2172 MLS Number14274685CategoryEngines Last Updated6/16/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos USED 2018 Cummins X15 Engine CPL4342 / 600HP – Tested Runner – Warranty – Video Available $23,450 USD 🔧 Used 2018 Cummins X15 Engine – CPL 4342 – 600HP – Tested Runner – Warranty, Reliable Cummins X15 diesel engine removed from a running truck and verified as a tested runner prior to... Warranty ConditionUsedCPL/ARR4342Horse Power600 HPStock Number1805 MLS Number12640314CategoryEngines Last Updated6/17/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos USED 2018 Cummins X15 Engine CPL4343 525HP – Tested Runner – Warranty – Video Available $23,450 USD 🔧 Used 2018 Cummins X15 Engine – CPL 4343 – 525HP – Tested Runner – Warranty, Reliable Cummins X15 diesel engine removed from a running truck and verified as a tested runner prior to... Warranty ConditionUsedCPL/ARR4343Horse Power525 HPStock Number2033 MLS Number13553063CategoryEngines Last Updated6/17/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos USED 2020 Cummins X15 Engine CPL5360 / 500HP Tested Runner – Warranty – Video Available $23,450 USD 2020 Cummins X15 Diesel Engine – EPA20 – Run Tested, This listing represents a 2020 Cummins X15 diesel engine (EPA 2020 emissions), known for its performance, efficiency, and reliability in... Warranty ConditionUsedCPL/ARR5360Horse Power500 HPStock Number2168 MLS Number14268614CategoryEngines Last Updated6/17/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos Used 2019 Cummins X15 Engine 550HP Tested Running Takeout Diesel Motor Warranty $23,450 USD Used 2019 Cummins X15 Diesel Engine – 550HP – Tested Runner, Manufacturer: Cummins, Model: X15, Year: 2019, Horsepower: 550 HP, Condition: Used, Status: Tested Running Engine ,... Warranty ConditionUsedHorse Power550 HPStock Number2202 MLS Number14419922CategoryEngines Last Updated6/17/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos USED 2012 Cummins ISX15 Engine 450HP /CPL3719 Tested Runner – Warranty $22,000 USD CORE EXCHANGE NEEDED 2012 Cummins ISX 15 used diesel engine for sale .450 HP, CPL 3719, tested and inspected with 45 days warranty. BLOCK, CRANKSHAFT AND CYLINDER HEAD. Warranty ConditionUsedUsage400 MilesCPL/ARR3719Horse Power450 HPWeight3500Stock Number26587 MLS Number11086686CategoryEngines Last Updated6/16/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos USED 2006 Cummins ISX15 ENGINE CPL 8518 / 500HP Tested Runner – Warranty $14,000 USD 2006 CUMMINS ISX 2009 Cummins ISx used diesel engine for sale . 565 HP, CPL 8518 Warranty ConditionUsedCPL/ARR8518Horse Power550 HPL x W50 x 17Weight3500Stock Number36589 MLS Number11086690CategoryEngines Last Updated6/16/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 1 Video USED 2016 Cummins ISX15 Engine 550HP / CPL4585 (TESTED / WARRANTY / VIDEO) $20,000 USD GOOD RUNNER ENGINE Warranty ConditionUsedUsage220 MilesCPL/ARR4585Horse Power550 HPPart NumberSO42418Weight3500Stock Number13469 MLS Number11149284CategoryEngines Last Updated6/16/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos USED 2007 Cummins ISX Engine 450HP / CPL8520 (TESTED / WARRANTY / VIDEO) $12,000 USD core exchange needed, GOOD RUNNING ENGINE Warranty ConditionUsedUsage350 MilesCPL/ARR8520Horse Power450 HPWeight3500Stock Number65874 MLS Number11165259CategoryEngines Last Updated6/16/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 1 Video USED 2014 Cummins ISX15 Engine 550HP / CPL3939 (TESTED / WARRANTY / VIDEO) $20,000 USD CORE EXCHANGE NEEDED. GOOD RUNNING ENGINE, EGR,PTOX,SCRC, WATCH THE VIDEO Warranty ConditionUsedUsage285 MilesCPL/ARR3939Horse Power550 HPL x W55 x 38Part NumberECEXH0912XAUWeight2964Stock Number98745 MLS Number11179993CategoryEngines Last Updated6/16/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos USED 2000 Cummins ISX Engine for 1999-2003 CPL2630 /600HP (TESTED / WARRANTY / VIDEO) $16,500 USD Core exchange needed. GOOD RUNNER ENGINE Warranty ConditionUsedUsage400 MilesCPL/ARR2630Horse Power600 HPWill Fit Year(s)1999-2003Weight3500Stock Number2050 MLS Number11185397CategoryEngines Last Updated6/16/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos USED 2009 Cummins ISX Engine 425HP / CPL2732 (TESTED / WARRANTY / VIDEO) $14,000 USD CORE EXCHANGE NEEDED, USED 2009 CUMMINS ISX ENGINE, EGR, DPF MODEL, CPL 2732, S/N 79401035, FAMILY# 9CEXH0912XAK, 425HP, 375K MILES, TESTED AND INSPECTED, Warranty ConditionUsedUsage375 MilesCPL/ARR2732Horse Power425 HPPart Number21226431Stock Number97132 MLS Number11204991CategoryEngines Last Updated6/16/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos USED 1999 Cummins ISM 330 Engine CPL2607 (TESTED / WARRANTY / VIDEO) $7,500 USD CORE EXCHANGE IS NEEDED ! GOOD RUNNING ENGINE Warranty ConditionUsedUsage175 MilesCPL/ARR2607Horse Power330 HPWeight2750Stock Number13987 MLS Number11263254CategoryEngines Last Updated6/16/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos USED 2009 Cummins ISX 2732 Engine 435HP Tested Runner – Warranty $14,000 USD CORE EXCHANGE NEEDED, GOOD RUNNING ENGINE Warranty ConditionUsedUsage225 MilesCPL/ARR2732Horse Power435 HPL x W65 x 63Part Number9CEXH0812XAKWeight3500Stock Number2175 MLS Number11271658CategoryEngines Last Updated6/16/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos USED 2007 Cummins ISX Engine 435HP / CPL2732 Tested Runner – Warranty $14,000 USD CORE EXCHANGE NEEDED, GOOD RUNNING ENGINE Warranty Quantity3ConditionUsedCPL/ARR2732Horse Power435 HPPart NumberD28E7117Weight3500Stock Number6478 MLS Number11379298CategoryEngines Last Updated6/16/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos USED 2015 Cummins ISX CM870 Engine CPL8520 / 450HP Tested Runner – Warranty $12,000 USD CORE EXCHANGE NEEDED, GOOD RUNNING ENGINE Warranty ConditionUsedCPL/ARR8520Horse Power450 HPPart NumberSO1680Stock Number1233 MLS Number11548571CategoryEngines Last Updated6/16/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos USED 2004 Cummins ISX CM870 Engine 400HP CPL8520 Tested Runner – Warranty $14,000 USD CORE EXCHANGE NEEDED, GOOD RUNNING ENGINE, HAS NEW HEAD Warranty ConditionUsedCPL/ARR8520Horse Power400 HPPart NumberSO34110Stock Number1234 MLS Number11548597CategoryEngines Last Updated6/16/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos USED 1999 Cummins ISX CM570 Engine CPL2628 / 400HP Tested Runner – Warranty $12,000 USD CORE EXCHANGE NEEDED, GOOD RUNNING ENGINE Warranty ConditionUsedCPL/ARR2628Horse Power400 HPPart NumberD103001BB10Stock Number1235 MLS Number11548665CategoryEngines Last Updated6/16/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos USED 2009 Cummins ISM CM876 Engine CPL:2730 / 320HP Tested Runner – Warranty $12,000 USD CORE EXCHANGE NEEDED, GOOD RUNNING ENGINE Warranty ConditionUsedCPL/ARR2730Horse Power320 HPStock Number1237 MLS Number11548875CategoryEngines Last Updated6/16/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos USED 2004 Cummins ISX CM870 Engine CPL8520 / 435HP Tested Runner – Warranty $14,000 USD CORE EXCHANGE NEEDED, GOOD RUNNING ENGINE THIS ENGINE COMES FROM AN INTERNATIONAL TRUCK Warranty ConditionUsedCPL/ARR8520Horse Power435 HPPart Number4088507Stock Number1238 MLS Number11549129CategoryEngines Last Updated6/16/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos USED 2006 Cummins ISX Engine CPL:8519 / 500HP Tested Runner – Warranty $20,000 USD CORE EXCHANGE NEEDED, GOOD RUNNING ENGINE, NEW RING, NEW GASKET SET, CYLINDER HEAD INSPECTED Warranty ConditionUsedCPL/ARR8519Horse Power500 HPStock Number1261 MLS Number11563040CategoryEngines Last Updated6/16/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos USED 2013 Cummins ISX15 Engine CPL3719 / 450HP (TESTED / WARRANTY / VIDEO) $22,000 USD CORE EXCHANGE NEEDED, GOOD RUNNING ENGINE Warranty ConditionUsedCPL/ARR3719Horse Power450 HPStock Number1257 MLS Number11564554CategoryEngines Last Updated6/16/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info