Featured Item View 5 Photos View 0 Videos 2021 Caterpillar 3406E Engine $36,000 USD Engine Rebuilding 2020 Caterpillar 3406E, Hp:550 S#2WS CORE EXCHANGE NEEDED Warranty ConditionRemanufacturedPart Number9007640Weight3500Stock Number2035 MLS Number11079751CategoryEngines 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 Caterpillar 3406E Engine Recently Updated $16,995 USD 2WS, 5EK, ILW, 6TS, ALL 3406E BASIC LONG BLOCK REMANUFACTURED ENGINES STARTING AT $14,895.00, SOLD EXCHANGE WITH ONE YEAR OR 2,000 HRS (WHICHEVER OCCURS FIRST), FACTORY PARTS LABOR WARRANTY... ConditionRemanufacturedStock Number69826 MLS Number13504565CategoryEngines Last Updated9/27/2026 LocationChicago, IL, US Sold ByDiesel Sales (844) 596-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar 3406E Engine Recently Updated $16,995 USD 2WS, 5EK, ILW, 6TS, ALL 3406E BASIC LONG BLOCK REMANUFACTURED ENGINES STARTING AT $14,895.00, SOLD EXCHANGE WITH ONE YEAR OR 2,000 HRS (WHICHEVER OCCURS FIRST), FACTORY PARTS LABOR WARRANTY... ConditionRemanufacturedStock Number7154 MLS Number13354228CategoryEngines Last Updated9/27/2026 LocationChicago, IL, US Sold ByDiesel Sales (844) 596-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 1 Video Caterpillar 3406E Engine for a 1995 Kenworth T800 Newly Listed $20,995 USD 3406E 435HP 5EK, RUNS GOOD NO BLOWBY, WILL INSPECT BEARINGS IN OUR ENGINE SHOP. 180 DAY WARRANTY ON HEAD BLOCK AND CRANK., Serial#: 5EK37417, Horse Power: 435, ARR/CPL: N/A, Casting#: NA ConditionUsedHorse Power435 HPFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1995Stock Number90426-3 MLS Number14625883CategoryEngines Last Updated9/25/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos 1998 Caterpillar 3406E Engine for a Peterbilt 379 Recently Updated $13,500 USD RAN GREAT COMES WITH ECM AND TURBO 40 PIN ECM WE HAVE RUN VIDEO ConditionUsedHorse Power475 HPFits To Make(s)PETERBILTFits To Model(s)379Stock Number9819 MLS Number12227292CategoryEngines Last Updated9/26/2026 LocationMorrisville, NY, US Sold ByDutcher's Inc. (844) 641-___ SHOWNUMBERCall Seller Save More Info
View 8 Photos View 0 Videos 1998 Caterpillar 3406E Engine Recently Updated $12,500 USD REBUILT SEE PICTURES ConditionUsedStock Number12714 MLS Number14476648CategoryEngines Last Updated9/26/2026 LocationMorrisville, NY, US Sold ByDutcher's Inc. (844) 641-___ SHOWNUMBERCall Seller Save More Info
View 15 Photos View 1 Video 1996 Caterpillar 3406E Engine, 5EK Recently Updated $16,500 USD (GOOD USED TEST RUN INTERNALLY INSPECTED) 1994 Caterpillar 3406E Diesel Engine For Sale, 475HP @ 1800RPM, (40-PIN) AR# 110-9669, AR CORE# 109-8784 FREIGHTLINER, 14.6L, Engine Serial#... ConditionUsedCPL/ARR110-9669Part Number3406EStock Number10326 MLS Number14468975CategoryEngines Last Updated9/24/2026 LocationOpa Locka, FL, US Sold ByCA Truck Parts Inc. (305) 688-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 1 Video Caterpillar 3406E Engine for a 2012 Peterbilt 389 Recently Updated $26,995 USD 3406E 550HP 5EK, RUNS GOOD NO BLOWBY. COMPLETE CONVERSION WITH WIRING HARNESS. WILL INSPECT BEARINGS IN OUR GEAR SHOP, 180 DAY WARRANTY ON HEAD, BLOCK, AND CRANK., Serial#: 5EK, Horse Power:... ConditionUsedHorse Power550 HPFits To Make(s)PeterbiltFits To Model(s)389Will Fit Year(s)2012Part NumberGETStock Number81126-5 MLS Number14573383CategoryEngines Last Updated9/22/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos Caterpillar 3406E Motor $18,500 USD CAT 3406E (2WS) 550hp, Pre ELD, Pre Emission, Complete from Fan to Clutch, Motor is still in truck and can be heard running, 175,000 Miles on CAT Overhaul 4-10-2023,, Runs Excellent, No... ConditionUsedUsage175,000 MilesHorse Power550 HP MLS Number14607034CategoryEngines Last Updated9/16/2026 LocationAlbany, OR, US Sold ByWinger Truck & Equipment Sales (541) 981-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 1 Video Caterpillar 3406E Engine for a 1998 Kenworth W900 Contact for price CAT 3406E 475HP, 5EK RUNS GOOD BUT LOTS OF BLOWBY,NOTES, Serial#: 5EK34092, Horse Power: 475 ConditionUsedHorse Power475 HPFits To Make(s)KenworthFits To Model(s)W900Will Fit Year(s)1998Stock Number82626-3 MLS Number14591921CategoryEngines Last Updated9/10/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos Caterpillar 3406E Engine $17,500 USD Remanufactured Caterpillar 3406E base long block assembly. Built to 550HP. 5EK Serial Number Prefix Application. LONG BLOCK INCLUDES, Block, Head, Rods, Crankshaft gear and Piston... ConditionRemanufacturedStock Number1067695 MLS Number14571437CategoryEngines Last Updated8/28/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 1 Video Caterpillar 3406E Engine for a 1996 Western Star 4964F $8,500 USD RUNNER, Serial#: 5EK73116, Core Charge: 0, Horse Power: 475 HP @ 2100 RPM, ARR/CPL: 1317303 OEM 435 1800 ConditionUsedCPL/ARR1317303 OEM 435 1800Fits To Make(s)WESTERN STARFits To Model(s)4964FWill Fit Year(s)1996Stock Number1A1E57799 MLS Number14423137CategoryEngines Last Updated8/8/2026 LocationSte-Julie, QC, Canada Sold ByCamions Lussier-Lussicam inc. (844) 503-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 14 Photos View 1 Video 1997 Caterpillar 3406E Engine $16,500 USD (GOOD USED TEST RUN INTERNALLY INSPECTED) 1997 Caterpillar 3406E Diesel Engine For Sale, 5EK, 40-PIN, Out of a WESTERN STAR, AR# 134-4855, 475HP, 14.6L, 6 Cylinders, Engine Serial#... Warranty ConditionUsedHorse Power475 HP MLS Number14524531CategoryEngines Last Updated9/8/2026 LocationOpa Locka, FL, US Sold ByCA Truck Parts Inc. (305) 688-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 1 Video 1999 Caterpillar 3406E Engine $17,000 USD (GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1999 Caterpillar 3406E Diesel Engine (2WS), Serial # 2WS42144, AR # 178-1497, 500HP @ 2100RPM, Short Block # 10R1511, Long Block Part # 10R9112, TEST... ConditionUsedPart Number20R9112Stock Number006938 MLS Number14521586CategoryEngines Last Updated9/7/2026 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 2000 Caterpillar 3406E Engine for a CAT 3406E (70 PIN) 2WS $14,000 USD ConditionUsedUsage1,378,617 MilesFits To Make(s)CATFits To Model(s)3406E (70 PIN) 2WSStock Number2529152 MLS Number13664610CategoryEngines Last Updated8/4/2026 LocationToledo, OH, US Sold ByLKQ Heavy Truck (855) 905-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar 3406E Engine for 3406E Contact for price 3406E, ROUND TRIP FREIGHT INCLUDED, PRICE MATCH GUARANTEE, CALL TODAY FOR A QUOTE, 131-7368, 136-9664, 235-4678, 169-9464, 131-7368, 136-9664, 235-4678, 169-9464., Warranty ConditionRemanufacturedFits To Make(s)CaterpillarFits To Model(s)3406E MLS Number11433538CategoryEngines Last Updated7/14/2026 LocationMinneapolis, MN, US Sold ByPilot Engines (844) 909-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 1 Video Caterpillar 3406E Engine for a 1995 Autocar ACL64 Contact for price GOOD RUNNING ENGINE LAST RAN 6/29/26, Serial#: CASEK53003, Horse Power: 435 ConditionUsedHorse Power435 HPFits To Make(s)AutocarFits To Model(s)ACL64Will Fit Year(s)1995Stock Number515560-1 MLS Number14456868CategoryEngines Last Updated6/30/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar 3406E Engine for a 2003 Peterbilt 379 $19,995 USD CAT 3406E, #5EK81839, 475HP, WILL TEST RUN AND CHECK BEARINGS IN OUR ENGINE SHOP, 180 DAY WARRANTY ON HEAD BLOCK AND CRANK. NOTES, Serial#: 5EK, Horse Power: 475 ConditionUsedHorse Power475 HPFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2003Stock Number51126-6 MLS Number14424382CategoryEngines Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos 2002 CAT 3406E Diesel Engine 740 TRUCK $27,995 USD 2002 Caterpillar 3406E diesel engine, turboharged, air to air aftercooled, 70 pin ECM, jake brake (exhaust brake,) arrangement # 153-7076 (1537076,) fresh rebuild engine by non-OEM, for 740... ConditionUsedStock Number18969 MLS Number14411873CategoryEngines Last Updated6/7/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 11 Photos View 1 Video 1999 Caterpillar 3406E Engine with Jake Brakes, 2WS Contact for price (GOOD USED TEST RUN INTERNALLY INSPECTED) 1999 Caterpillar 3406E Diesel Engine with Jake Brake For Sale, 70-PIN,AR# 171-8353, Freightliner, 475HP @ 2100RPM, 14.6L, 550HP MAX, Engine... Warranty ConditionUsedCPL/ARR171-8353Horse Power475 HPStock Number9862 MLS Number14107536CategoryEngines Last Updated5/26/2026 LocationOpa Locka, FL, US Sold ByCA Truck Parts Inc. (305) 688-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 1996 CAT 3406E Diesel Engine 5EK LOW MILES $11,795 USD 1996 Caterpillar 3406E diesel engine, turbocharged, air to air aftercooled, 5EK serial prefix, 40 pin ECM, AR # 133-7769 (1337769,) 330 HP rating, core AR # 116-6342 (1166342,) complete as... ConditionUsedStock Number18923 MLS Number14389745CategoryEngines Last Updated5/26/2026 LocationCarbondale, PA, US Sold ByOld Forge Power Equipment, Inc (833) 662-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 1998 Caterpillar 3406E Engine $27,995 USD 1998 Caterpillar 3406E 2WS 550 HP, 287K Miles, ECM is Included, We have many versions and Years of 3406 in Stock!, We also stock these Caterpillar 3406 Engines 3406E - 3406C, Engine... Warranty ConditionUsedUsage100,000 MilesHorse Power550 HP MLS Number14384530CategoryEngines Last Updated5/21/2026 LocationMiramar, FL, US Sold ByJSJ Diesel Sales, Inc. (855) 718-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 1999 Caterpillar 3406E Engine $27,995 USD 1999 CAT 3406E-2WS 550 HP, 256k Miles, ENGINE WILL BE CLEANED AND PAINTED!, ECM is Included, We have many versions and Years of 3406 in Stock! Please see our other listings for 3406 1LW... Warranty ConditionUsedUsage100,000 MilesHorse Power550 HP MLS Number14384527CategoryEngines Last Updated5/21/2026 LocationMiramar, FL, US Sold ByJSJ Diesel Sales, Inc. (855) 718-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 1998 Caterpillar 3406E Engine $27,995 USD 1998 Caterpillar 3406E 2WS 550 HP, 335K Miles, ECM is Included, We have many versions and Years of 3406 in Stock!, We also stock these Caterpillar 3406 Engines 3406E - 3406C, Engine... Warranty ConditionUsedUsage100,000 MilesHorse Power550 HP MLS Number14384524CategoryEngines Last Updated5/21/2026 LocationMiramar, FL, US Sold ByJSJ Diesel Sales, Inc. (855) 718-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 1999 Caterpillar 3406E Engine $26,695 USD 1999 CAT 3406E 2WS 550HP Diesel Truck Engine - Fully Tested, Warranty 550 HP, Engine Brake, Turbo, Engine will be cleaned and painted and look like the example pictures, Listing price... Warranty ConditionUsedUsage100,000 MilesHorse Power550 HP MLS Number14375941CategoryEngines Last Updated5/21/2026 LocationMiramar, FL, US Sold ByJSJ Diesel Sales, Inc. (855) 718-___ SHOWNUMBERCall Seller Email Seller Save More Info