View 3 Photos View 0 Videos Used Adapter for Caterpillar 3406B/C Engines, Part # 8N-8100 Contact for price USED ADAPTER FOR CAT 3406B/C ENGINES, PART # 8N-8100, Serial#: NA ConditionUsedPart Number8N-8100Stock NumberP-60652 MLS Number12771678CategoryEngine Miscellaneous Parts Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Caterpillar C12 Engine for a 1998 Ford AT9513 Aeromax 113 $3,995 USD COMPLETE CORE ENGINE ASSEMBLY/WATER IN OIL/ 40 PIN ECM, Serial#: 1YN10774, Horse Power: 410, ARR/CPL: NA, Casting#: NA ConditionUsedHorse Power410 HPFits To Make(s)FordFits To Model(s)AT9513 Aeromax 113Will Fit Year(s)1998Part NumberC-12 40PINStock Number32424-6 MLS Number12741624CategoryEngines 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 Caterpillar 3406E Engine for a 1996 Peterbilt 379 $19,995 USD 3406E 475HP 5EK WILL TEST RUN, CHECK ROD AND MAIN BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK,OWNER SAID RAN GOOD, JUST ROUTINE MAINTENANCE, Serial#: 5EK64044, Horse Power: 475 ConditionUsedHorse Power475 HPFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)1996Stock Number121724-1 MLS Number12675669CategoryEngines 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 Used Caterpillar Air Inlet Elbow, Part # 109-4203, Fits C10/C12/C15/C16/C18/3406E $150 USD USED CAT AIR INLET ELBOW PART # 109-4203 FITS CAT C10, C12, C15, C16, C18, 3406E, Serial#: NA ConditionUsedPart Number109-4203Stock NumberP-60629 MLS Number12656524CategoryEngine Miscellaneous Parts 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 New Caterpillar 3406 Timing Cover Gasket, Part # 331399 / 1669146, Fits 3400 Series $23.15 USD NEW TIMING COVER GASKET PART # 331399 FITS CAT 3400 SERIES ENGINES, Serial#: NA ConditionNewPart Number331399 / 1669146Stock Number331399 MLS Number12655745CategoryEngine Miscellaneous Parts 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 Caterpillar 3208 Front Crankshaft Seal, Part # 7C-6660 $19.95 USD NEW FRONT CRANKSHAFT SEAL PART # 7C-6660 FITS CAT 3208 ENGINE, Serial#: NA ConditionNewPart Number7C-6660Stock Number7C-6660 MLS Number12655744CategoryEngine Miscellaneous Parts Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Caterpillar 3406E Wiring Harness for a 2007 Kenworth T800 $2,000 USD USED ENGINE CONVERSION HARNESS. HARNESS FITS NEWER KW TRUCKS WITH USE OF 3406E 40 PIN ECM. KUSTOM TRUCK BRAND. SEE ELECTRICAL WARRANTY FOR QUESTIONS, Serial#: NA, Casting#: NA ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2007Stock Number11324-9 MLS Number12644185CategoryWiring Harnesses 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 Caterpillar C12 Engine for a 2003 Peterbilt 385 Contact for price CORE ENGINE/INCOMPLETE/UNKNOWN DAMAGE? PARTS OK., Serial#: 2KS84312, Horse Power: GET, Casting#: NA ConditionUsedFits To Make(s)PeterbiltFits To Model(s)385Will Fit Year(s)2003Part NumberC12Stock Number122223-3 MLS Number12525963CategoryEngines 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 Caterpillar C12 Engine for a 2003 Peterbilt 385 Contact for price Was running core, call for part availability., Serial#: 2ks84312, Horse Power: 0 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)385Will Fit Year(s)2003Part NumberC12Stock Number122323-6 MLS Number12523563CategoryEngines Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Caterpillar C7 Engine for a 2008 Ford F-750 $8,995 USD C7 CAT 230HP HAS BEEN TEST RUN, MINOR BLOW BY. WILL CHECK ROD AND MAINS, 180 DAY WARRANTY BLOCK HEAD CRANK/ NOTES, Serial#: C7S05185, Horse Power: 230 ConditionUsedHorse Power230 HPFits To Make(s)FordFits To Model(s)F-750Will Fit Year(s)2008Stock Number121323-9 MLS Number12520314CategoryEngines 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 Caterpillar C7 Engine for a 2007 Sterling ACTERRA $5,995 USD GOOD INSPECTED TAKEOUT/ RUNS OK. VERY LIGHT BLOW BY 180 DAY HEAD BLOCK CRANK WARRANTY/NOTES, Serial#: WAX21908, Core Charge: 1000, Horse Power: 230, ARR/CPL: NA ConditionUsedHorse Power230 HPFits To Make(s)SterlingFits To Model(s)ACTERRAWill Fit Year(s)2007Part NumberC7Stock Number111223-14 MLS Number12450362CategoryEngines Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Caterpillar 3406B Valve Cover $75 USD USED VALVE COVER PART # 4N4536, Serial#: 7FB39680, Casting#: 4N4536 ConditionUsedPart Number4N4536Stock NumberP-60573 MLS Number12402975CategoryValve Covers 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 Caterpillar 3406B Fuel Injection Line Retainer 20.75MM Inner Diameter, Part # 7W-2315 $20 USD 20.75MM INNER DIAMETER FUEL INJECTION LINE RETAINER PART NUMBER 7W-2315, Serial#: 7FB39680 ConditionUsedPart Number7W-2315Stock NumberP-60572 MLS Number12402974CategoryEngine Miscellaneous Parts 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 Caterpillar C15 Engine for a 2008 Kenworth T600 Aero $5,500 USD / BURN ENGINE ASSEMBLY/ CONVERTED/DELETED SINGLE TURBO. TURNS OVER. STRIPPED TO LONG BLOCK ASSY. NEEDS ROD BEARINGS, MAIN BEARINGS LOOK GOOD. CAM LOOKS GOOD., Serial#: SDP13294, Horse Power... ConditionUsedHorse Power475 HPFits To Make(s)KenworthFits To Model(s)T600 AeroWill Fit Year(s)2008Stock Number101323-1 MLS Number12402966CategoryEngines 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 Caterpillar C7 Engine for a 2005 Freightliner M2 106 $1,500 USD C7 CAT 210HP RUNNING CORE, HAS FUEL OR WATER IN OIL., Serial#: KAL68358, Horse Power: 210 ConditionUsedHorse Power210 HPFits To Make(s)FreightlinerFits To Model(s)M2 106Will Fit Year(s)2005Stock Number101223-20 MLS Number12388231CategoryEngines 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 Caterpillar 3116 Engine for a 1996 GMC C7000 Topkick $6,995 USD 3116E CAT 250HP 8WL00810, ELECTRONIC 3116 NOT MECHANICAL PUMP. RUNS GOOD LITE BLOWBY, CHECK ROD AND BEARINGS, 180 DAY WARRANTY BLOCK HEAD CRANK, Serial#: 8WL00810, Horse Power: 250 ConditionUsedHorse Power250 HPFits To Make(s)GMCFits To Model(s)C7000 TopkickWill Fit Year(s)1996Stock Number92923-7 MLS Number12368027CategoryEngines 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 Caterpillar 3406E Exhaust Manifold $599 USD EXHAUST MANIFOLD CHECK PART NUMBER TO VERIFY FIT. 1469445 CENTER 133-3359 ENDS . HAS STUDS AND GASKETS, Serial#: 150-1914 CT1333359 3406EEM, Core Charge: 0, Casting#: 150-1914 CT1333359... ConditionNewPart Number150-1914 CT1333359 3406EEM AK-1469445 AK-133-3359Stock NumberAK4P5007 MLS Number12330354CategoryExhaust Manifolds 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 Caterpillar 3406B/C IPD Head Gasket Set, Part # 406063 $402.41 USD IPD HEAD GASKET SET, CONFIRM FITMENT WITH YOUR ENGINE SERIAL #., Serial#: 3406B/C, Core Charge: 0, Casting#: 406063 ConditionNewPart Number406063Stock Number406063 MLS Number12288593CategoryEngine Miscellaneous Parts 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 Caterpillar C12 IPD Inframe Gasket Kit, Part # C12022STRNLS, Fits 2KS Serial Models $681.56 USD IPD INFRAME GASKET KIT. C12022STRNLS. FITS C12 2KS SERIAL MODELS. CALL WITH YOUR ENGINE SERIAL # TO CONFIRM FITMENT, Serial#: 2KS SERIES, Core Charge: 0, Casting#: C12022STRNLS ConditionNewPart NumberC12022STRNLSStock NumberC12022STRNLS MLS Number12288591CategoryEngine Miscellaneous Parts 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 Caterpillar Oil Pan Gasket for 3116/3126/C7 Engines, Part # 166-2905 $50 USD NEW OIL PAN GASKET FOR CAT 3116, 3126, AND C7 ENGINES. SEAL-INTEGRA METAL/RUBBER., Serial#: NA ConditionNewPart Number166-2905Stock Number166-2905 MLS Number12281467CategoryEngine Miscellaneous Parts 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 Caterpillar 3306 Engine for a 1995 Kenworth W900 $9,995 USD 3306C 300HP RUNS GOOD,NO BLOW BY,, WILL CHECK ROD AND MAINS, 180 DAY WARRANTY, Serial#: 9TL02418, Horse Power: 300 ConditionUsedHorse Power300 HPFits To Make(s)KenworthFits To Model(s)W900Will Fit Year(s)1995Stock Number82323-1 MLS Number12263199CategoryEngines 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 Caterpillar C12 Air Compressor $275 USD GOOD USED C12 AIR COMPRESSOR TF550 90 DAY WARRANTY, Serial#: NA ConditionUsedPart NumberT-111865 / TF550Stock NumberP-60511 MLS Number12246702CategoryEngine Air Compressors 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 Caterpillar 3208 Engine for a 1982 Ford LNT8000 Contact for price 3208N 210HP CORE, HOLE IN BLOCK, GOOD FOR PARTS ///NOTES///, Serial#: GET, Horse Power: 210, ARR/CPL: GET ConditionUsedCPL/ARRGETHorse Power210 HPFits To Make(s)FordFits To Model(s)LNT8000Will Fit Year(s)1982Stock Number81123-1 MLS Number12246684CategoryEngines 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 Caterpillar C13 Air Compressor $350 USD GOOD USED AIR COMPRESSOR 90 DAY WARRANTY, Serial#: GET ConditionUsedPart NumberN-7212-ARStock NumberP-60510 MLS Number12238298CategoryEngine Air Compressors 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 Caterpillar 3116 Engine for a 1995 GMC C7000 Topkick Contact for price LOCKED UP CORE, Serial#: 9GK18961, Core Charge: 1250, Horse Power: 215, Casting#: NA ConditionUsedHorse Power215 HPFits To Make(s)GMCFits To Model(s)C7000 TopkickWill Fit Year(s)1995Part Number3116Stock Number80223-7 MLS Number12231917CategoryEngines Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info