Featured Item 8 1 1988 Caterpillar 3406B Engine $17,500 USD (FRESH REBUILD) 1988 Caterpillar 3406B Diesel Engine with Jakes (AIR TO AIR)(Mechanical Fuel Pump), Serial # 4MG44042, AR # 9Y7540, 425HP @ 2100RPM, 14.6L, TEST RUN WATCH VIDEO ON JJ... ConditionRemanufacturedCPL/ARR9Y7540Horse Power425 HPPart NumberAR # 9Y7540Stock Number006633 MLS Number13842079CategoryEngines Last Updated9/24/2025 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
Featured Item 7 1 1989 Caterpillar 3406B Engine $15,000 USD (GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1989 Caterpillar 3406B Diesel Engine (AIR TO AIR) (Mechanical Fuel Pump), Serial # 4MG70852, AR # 7E2194, 425HP @ 2100RPM, TEST RUN WATCH VIDEO ON JJ... ConditionUsedUsage201,336 MilesPart NumberAR # 7E2194Stock Number006542 MLS Number13705009CategoryEngines Last Updated9/23/2025 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
7 1 1985 Caterpillar 3406B Engine $15,000 USD (GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1985 Caterpillar 3406B Diesel Engine with Jake Brakes (Water After-Cooled)(Mechanical Fuel Pump), Serial # 7FB41570, AR # 4W7645, 400HP, 14.6L, TEST... ConditionUsedCPL/ARR4W7645Horse Power400 HPPart NumberAR # 4W7645Stock Number006503 MLS Number13628226CategoryEngines Last Updated7/8/2025 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
7 1 1987 Caterpillar 3406B Engine $19,500 USD (FRESH REBUILD) 1987 Caterpillar 3406B Industrial Diesel Engine (MECHANICAL FUEL PUMP), Serial # 6TB04377, AR # 4W3791, 335HP @ 2100 RPM, Long Block # 0R3752, Short Block # 0R4812,... ConditionRemanufacturedCPL/ARR4W3791Horse Power335 HPPart NumberAR # 4W3791Stock Number006429 MLS Number12990372CategoryEngines Last Updated5/5/2025 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
10 1 1996 Caterpillar 3406B Engine $13,000 USD (OEM REMAN/ RUN TESTED/ FULLY INSPECTED) 1996 Caterpillar 3406B Diesel Engine (Water After-Cooled)(Mechanical Fuel Pump), OEM REMAN Serial # 7XC03946, OEM REMAN AR # 0R1284, Reference S/N:... ConditionRemanufacturedUsage125,631 MilesCPL/ARR0R1284Horse Power400 HPPart NumberAR # 0R1284Stock Number006189 MLS Number13021099CategoryEngines Last Updated9/3/2024 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
7 1 1989 Caterpillar 3406B Engine $12,500 USD (GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1989 Caterpillar 3406B Diesel Engine with Jakes (AIR TO AIR)(Mechanical Fuel Pump), Serial # 8TC09682, AR # 9Y6238, 425HP @ 2100RPM, 14.6L, TEST RUN... ConditionUsedPart NumberCAT 3406BStock Number006146 MLS Number12954053CategoryEngines Last Updated6/25/2024 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
7 1 1989 Caterpillar 3406B Engine $12,000 USD (GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1989 Caterpillar 3406B Diesel Engine (Water After-Cooled)(Mechanical Fuel Pump), Serial # 4MG06593, AR # 9Y6248, 400HP, 14.6L, TEST RUN WATCH VIDEO... ConditionUsedStock Number005980 MLS Number12591819CategoryEngines Last Updated4/29/2024 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
6 1 1989 Caterpillar 3406B Engine Contact for price (GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1989 Caterpillar 3406B Diesel Engine (AIR TO AIR) (Mechanical Fuel Pump), Serial # 4MG53074, AR # 9Y2556, 425HP @ 2100RPM, TEST RUN WATCH VIDEO ON JJ... ConditionUsedPart NumberAR # 9Y2556Stock Number005674 MLS Number11755980CategoryEngines Last Updated6/13/2023 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
7 0 1985 Caterpillar 3406B Engine $11,000 USD (GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1986 Caterpillar 3406B Diesel Engine (Water After-Cooled)(Mechanical Fuel Pump), Serial # 7FB19511, AR # 4W3771, 400HP, 14.6L, TEST RUN WATCH VIDEO... ConditionUsedStock Number005632 MLS Number11909796CategoryEngines Last Updated2/28/2023 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
4 1 1986 Caterpillar 3406B Engine $12,000 USD (GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1986 Caterpillar 3406B Diesel Engine with Jakes (Water After-Cooled)(Mechanical Fuel Pump), Serial # 7FB77835, AR # 7C0177, 425HP @ 2100RPM, 1438LBS... ConditionUsedPart NumberAR # 7C0177Stock Number005438 MLS Number11570231CategoryEngines Last Updated12/3/2022 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
4 1 1989 Caterpillar 3406B Engine $11,500 USD (GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1989 Caterpillar 3406B Diesel Engine with Jakes (AIR TO AIR)(Mechanical Fuel Pump), Serial # 4MG60273, AR # 9Y7546, 425HP @ 2100RPM, 14.6L, TEST RUN... ConditionUsedStock Number005379 MLS Number11368127CategoryEngines Last Updated8/28/2022 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
2 1 1986 Caterpillar 3406B Engine $10,900 USD (GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1987 Caterpillar 3406B Diesel Engine with Jakes (AIR TO AIR)(Mechanical Fuel Pump), Serial # 7FB76285, AR # 7C7804, 425HP @ 2100RPM, 14.6L, TEST RUN... ConditionUsedPart NumberAR # 7C7804Stock Number005328 MLS Number11430597CategoryEngines Last Updated7/4/2022 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
5 1 1987 Caterpillar 3406B Engine $9,900 USD (GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1987 Caterpillar 3406B Diesel Engine Air to Air with Jakes (Mechanical), Serial # 7FB91435, AR # 7C7092, 425HP @ 2100RPM, 14.6L, TEST RUN WATCH VIDEO... ConditionUsedStock Number005231 MLS Number11277257CategoryEngines Last Updated4/24/2022 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
5 1 1986 Caterpillar 3406B Engine $9,900 USD (GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1986 Caterpillar 3406B Diesel Engine Air to Air with Jakes (Mechanical), Serial # 7FB76640, AR # 7C7804, 425HP @ 2100RPM, Spec # 0T6230, 14.6L, TEST... ConditionUsedStock Number005206 MLS Number11240503CategoryEngines Last Updated3/29/2022 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
5 0 1984 Caterpillar 3406B Engine $9,500 USD (GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1984 Caterpillar 3406B Diesel Engine (WATER-AFTERCOOLED), Serial # 7FB13206, AR # 7W0048, 400HP @ 1800, Short Block Part # 0R4812, TEST RUN WATCH... ConditionUsedStock Number005203 MLS Number11232794CategoryEngines Last Updated5/24/2022 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
2 1 1994 Caterpillar 3406B Engine $8,900 USD (GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1994 Caterpillar 3406B Diesel Engine with Jake Brakes, Serial # 4MG37573, AR # 9Y2310, 425HP @ 2000RPM, TEST RUN WATCH VIDEO ON JJ REBUILDERS, Fully... ConditionUsedUsage427,740 MilesPart NumberAR # 9Y2310Stock Number005157 MLS Number11173326CategoryEngines Last Updated2/15/2022 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
4 0 1988 Caterpillar 3406B Engine $8,500 USD (GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1988 Caterpillar 3406B Diesel Engine, Serial # 4MG88678, AR # 7E2044, 425HP @ 2000RPM, TEST RUN WATCH VIDEO ON JJ REBUILDERS, Fully Inspected!!! Runs... ConditionUsedStock Number005125 MLS Number11119901CategoryEngines Last Updated12/31/2021 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
5 0 1990 Caterpillar 3406B Engine $8,900 USD (GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1990 Caterpillar 3406B Diesel Engine with Jake Brakes (MECHANICAL FUEL PUMP), Serial # 5KJ03654, AR # 4P0773, 425HP @ 2100RPM, TEST RUN WATCH VIDEO... ConditionUsedHorse Power425 HPPart Number4P0773Stock Number005008 MLS Number10776108CategoryEngines Last Updated9/6/2021 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
5 1 1984 Caterpillar 3406B Engine $8,000 USD (GOOD USED/ RUN TESTED/ FULLY INSPECTED) 1985 Caterpillar 3406B Diesel Engine with Jake Brakes (WATER-AFTERCOOLED), Serial # 7FB17503, AR # 4W4102, 400HP, Short Block Part # 0R4812, TEST RUN... ConditionUsedHorse Power400 HPPart NumberAR # 4W4102Stock Number004958 MLS Number10813066CategoryEngines Last Updated9/2/2021 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
10 1 1992 Caterpillar 3406B Engine $8,000 USD (GOOD USED/ RUN TEST/ FULLY INSPECTED) 1992 Caterpillar 3406B Diesel Engine with Jake Brakes (MECHANICAL FUEL PUMP), Serial # 3ZJ19849, AR # 6I19849, 425HP, TEST RUN WATCH VIDEO ON JJ... ConditionUsedHorse Power425 HPPart NumberAR # 6I3257Stock Number004753 MLS Number10491691CategoryEngines Last Updated1/14/2021 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
5 1 1990 Caterpillar 3406B Engine $8,500 USD (GOOD USED/ RUN TEST/ FULLY INSPECTED) 1990 Caterpillar 3406B Diesel Engine with Jake Brakes (MECHANICAL FUEL PUMP), S/N: 5KJ05064, AR # 7E1802, 425HP @ 1800 RPM, TEST RUN WATCH VIDEO ON JJ... ConditionUsedHorse Power425 HPPart NumberAR # 7E1802Stock Number004720 MLS Number10515512CategoryEngines Last Updated2/5/2021 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
5 1 1983 Caterpillar 3406B Engine $7,750 USD (GOOD USED) 1988 Caterpillar 3406B Diesel Engine with Jake Brakes (WATER-AFTERCOOLED), Serial # 7FB02489, AR # 7C0137, 14.6L, 400HP, TEST RUN WATCH VIDEO ON JJ REBUILDERS WEBSITE, Fully... ConditionUsedHorse Power400 HPStock Number004577 MLS Number10241655CategoryEngines Last Updated9/24/2020 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
5 1 1992 Caterpillar 3406B Engine $8,500 USD (REMAN/USED) 1992 Caterpillar 3406B Diesel Engine with Jake Brakes (MECHANICAL FUEL PUMP/ AIR TO AIR), Serial # 3ZJ25083, AR # 6I3474, 14.6L, 425HP @ 2000 RPM, TEST RUN WATCH VIDEO ON JJ... ConditionUsedHorse Power425 HPPart NumberAR # 6I3474Stock Number004570 MLS Number10224010CategoryEngines Last Updated9/6/2020 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
5 1 1987 Caterpillar 3406B Engine $8,000 USD (GOOD USED) 1987 Caterpillar 3406B Diesel Engine with Jake Brakes (MECHANICAL FUEL PUMP/ AIR TO AIR), Serial # 4MG11662, AR # 9Y2461, 14.6L, 425HP, TEST RUN WATCH VIDEO ON JJ REBUILDERS... Warranty ConditionUsedCPL/ARR9Y2461Horse Power425 HPStock Number004547 MLS Number10197280CategoryEngines Last Updated8/14/2020 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info
5 1 1985 Caterpillar 3406B Diesel Engine $7,000 USD (GOOD USED) 1985 Caterpillar 3406B Diesel Engine (MECHANICAL FUEL PUMP/ WATER AFTERCOOLED), Serial # 7FB29819, AR # 4W3771, 14.6L, 400HP, TEST RUN WATCH VIDEO ON JJ REBUILDERS WEBSITE, Fully... ConditionUsedHorse Power400 HPStock Number004479 MLS Number10141937CategoryEngines Last Updated6/21/2020 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info