Featured Item View 9 Photos View 0 Videos USED CAT 3406E Engine 550HP | Serial 2WS | 1999-2000 | Heavy Duty Diesel Motor TESTED, WARRANTY Newly Listed $22,780 USD Caterpillar CAT 3406E Diesel Engine for Sale – 550HP, We are offering aCAT 3406E enginein good used condition, a reliable and powerful option for heavy-duty truck applications.... Warranty ConditionUsedHorse Power550 HPWill Fit Year(s)1999-2000Stock Number2184 MLS Number14321708CategoryEngines Last Updated4/20/2026 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 1998 Caterpillar 3406E (40 PIN) 1LW Engine 550HP Strong Runner – Warranty Newly Listed $20,000 USD Caterpillar 3406E – 550HP – 1LW – 40 Pin – Used – Strong Runner – Warranty, Reliable Caterpillar 3406E 1LW diesel engine removed from a running unit and verified as a strong running takeout... Warranty ConditionUsedHorse Power550 HPStock Number2180 MLS Number14311458CategoryEngines Last Updated4/20/2026 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 2001 USED CAT C15 6NZ 550HP Engine – Strong Runner – Warranty $27,500 USD Caterpillar C15 6NZ Diesel Engine – 550HP – Used – Strong Runner – Warranty, Reliable Caterpillar C15 6NZ diesel engine removed from a running unit and verified as a strong running takeout... Warranty ConditionUsedHorse Power550 HPStock Number2177 MLS Number14303657CategoryEngines Last Updated4/20/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
Featured Item View 4 Photos View 1 Video REMANUFACTURED - 2001 Caterpillar C15 6NZ REBUILT Engine $35,000 USD Rebuilt 2001 Caterpillar C15 6NZ Diesel Engine For Sale with Jake Brakes, 550HP, SINGLE TURBO, 6 Cylinders, 15.2L, 70-PIN, Engine Serial# 6NZ***, Stock# 2424 Warranty ConditionRemanufacturedHorse Power550 HPStock Number2029 MLS Number13506484CategoryEngines Last Updated4/20/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 16 Photos View 0 Videos CAT C12 430HP 70-Pin Engine – TESTED – GOOD RUNNER – WARRANTY $13,000 USD Caterpillar C12 Diesel Engine – 430HP – 70-Pin – Run Tested – Good Runner, This listing represents a Caterpillar C12 engine rated at approximately 430HP with a 70-pin configuration. This is... Warranty ConditionUsedHorse Power430 HPStock Number2174 MLS Number14276123CategoryEngines Last Updated4/2/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos CAT C12 460HP Engine – REBUILT – TESTED – GOOD RUNNER – 2005-2007 $21,000 USD Caterpillar C12 Diesel Engine – 460HP – Rebuilt Run Tested (2005–2007), This listing represents a Caterpillar C12 engine rated at approximately 460HP. This engine has been rebuilt and run... Warranty ConditionRemanufacturedHorse Power460 HPWill Fit Year(s)2005-2007Stock Number2173 MLS Number14274687CategoryEngines Last Updated4/2/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 1999 REBUILT -Caterpillar 3406 2WS Engine $35,000 USD 1999 Caterpillar 3406E Diesel Engine, Jake Brakes, 2WS, 500HP. Warranty ConditionRemanufacturedHorse Power500 HPStock Number2116 MLS Number13700573CategoryEngines Last Updated3/25/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos 2001 CAT C15 6NZ 550HP Engine – USED– New Turbo & Manifold – Warranty $30,000 USD Caterpillar C15 6NZ – 550HP – Semi-Rebuilt – Fully Tested – Warranty, Reliable Caterpillar C15 6NZ diesel engine professionally USED and fully inspected prior to sale. This engine is known... Warranty ConditionUsedHorse Power550 HPStock Number2163 MLS Number14250384CategoryEngines Last Updated3/20/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos USED - 2001 Caterpillar 6NZ Engine $30,000 USD CORE EXCHANGE NEEDED, GOOD RUNNING ENGINE.WE HANDLE IT WITH PURCHASE ORDERS AND DELIVER IT TO YOU IN 3 OR 4 WEEKS Warranty ConditionUsedHorse Power445 HPWeight3090Stock Number9871 MLS Number11123634CategoryEngines Last Updated3/19/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos USED - 2001 Caterpillar C15 6NZ Engine $30,000 USD CORE EXCHANGE NEEDED, GOOD RUNNING ENGINE Warranty Quantity2ConditionUsedHorse Power550 HPStock Number1262 MLS Number11574388CategoryEngines Last Updated3/19/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos USED - 2001 Caterpillar C15 6NZ Engine $30,000 USD Warranty ConditionUsedHorse Power550 HPStock Number1426 MLS Number11975027CategoryEngines Last Updated3/19/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos USED- 2001 Caterpillar 3406E Engine $30,000 USD GOOD RUNNING ENGINE. CORE EXCHANGE NEEDED Warranty ConditionUsedHorse Power550 HPPart NumberTRACKING:37520495Stock Number1807 MLS Number12644497CategoryEngines Last Updated3/19/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 1 Video USED - 2001 Caterpillar C15 6NZ Engine $30,000 USD GOOD USED ENGINE, CALL FOR INFO. Warranty ConditionUsedHorse Power550 HPStock Number2017 MLS Number13388948CategoryEngines Last Updated3/19/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos USED - 2001 Caterpillar C15 6NZ Engine $30,000 USD Good running engine Warranty Quantity2ConditionUsedHorse Power550 HPStock Number2129 MLS Number13978405CategoryEngines Last Updated3/19/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 1 Video USED- 2002 Caterpillar C12 Engine, FULLY TESTED, W/WARRANTY $13,000 USD 2002 Caterpillar C12 Engine – Used – Fully Tested – Warranty, Reliable heavy-duty Caterpillar C12 diesel engine removed from a running unit and fully tested prior to sale. Engine is in good... Warranty ConditionUsedHorse Power430 HPStock Number2145 MLS Number14158746CategoryEngines Last Updated3/12/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos USED-2005 Caterpillar C7 ACERT Engine, FULLY TESTED, W/WARRANTY $10,000 USD 2005 Caterpillar C7 ACERT Diesel Engine – 330HP – Used – Fully Tested – Warranty, Reliable Caterpillar C7 ACERT diesel engine removed from a running unit and fully tested prior to sale.... Warranty ConditionUsedHorse Power330 HPStock Number2156 MLS Number14225464CategoryEngines Last Updated3/10/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos USED - 1992 Caterpillar 3406C Diesel Engine, FULLY TESTED / WARRANTY $18,000 USD GOOD RUNNING ENGINE Warranty ConditionUsedHorse Power425 HPStock Number2141 MLS Number14153944CategoryEngines Last Updated2/19/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos USED -Caterpillar 3406C Diesel Engine, | Fully Tested | Warranty $18,000 USD GOOD RUNNING USED ENGINE Warranty ConditionUsedHorse Power425 HPWill Fit Year(s)1990-1998Stock Number2138 MLS Number14149942CategoryEngines Last Updated2/18/2026 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 Caterpillar C15 SDP Engine $20,000 USD NEW BEARING, NEW PISTON RINGS, NEW LINERS AND INSPECT CYLINDER HEAD. GOOD RUNNING ENGINE Warranty ConditionUsedHorse Power550 HPStock Number2135 MLS Number14117103CategoryEngines Last Updated1/29/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos USED Caterpillar 3126 Engine $8,000 USD GOOS RUNNING ENGINE Warranty ConditionUsedHorse Power300 HPPart Number15025085Stock Number2128 MLS Number13870872CategoryEngines Last Updated1/12/2026 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos REBUILT 2002 Caterpillar C12 Engine $23,000 USD REBUILT ENGINE FOR SALE Warranty ConditionRemanufacturedHorse Power430 HPStock Number2126 MLS Number13869171CategoryEngines Last Updated10/6/2025 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos USED - Caterpillar C7 / 70 Pin Engine, FULLY TESTED $9,000 USD good running engine Warranty ConditionUsedUsage104 MilesHorse Power330 HPStock Number2123 MLS Number13848618CategoryEngines Last Updated9/25/2025 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 1992 Caterpillar 3208 Engine $7,500 USD GOOD RUNNER ENGINE 3208, 210HP, 1990, 90 DAYS WARRANTY, BLOCK, CRANKSHAFT AND CYLINDER HEAD. PARTS ONLY. ConditionUsedUsage125 MilesHorse Power210 HPWeight1700Stock Number3658 MLS Number11092634CategoryEngines Last Updated9/18/2025 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Caterpillar 3208NA Engine $7,500 USD (GOOD USED) 1987 Caterpillar 3208 Diesel Engine For Sale, 210HP ConditionUsedHorse Power210 HPStock Number1879 MLS Number13131518CategoryEngines Last Updated9/18/2025 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 1 Video Caterpillar 3406C REBUILT Engine $30,000 USD REBUILT CAT ENGINE 3406C /ARR:128-7032 Warranty ConditionUsedHorse Power587 HPStock Number2012 MLS Number13372812CategoryEngines Last Updated9/12/2025 LocationMedley, FL, US Sold ByOptimum Truck Parts LLC (844) 938-___ SHOWNUMBERCall Seller Email Seller Save More Info