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Condition: Used
Stock Number: 7561-0225254
Serial Number: 7561-0225254
Description: USED 2007 AC-427 MACK ENGINE, 427HP, EGR VALVE, COMPLETE ENGINE, READY TO WORK, ALSO MANY IN STOCK
Updated: Tuesday, January 06, 2026 09:22 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 7548-0220253
Serial Number: 7548-0220253
Description: USED 2007 MACK AC 427 ENGINE, EGR MODEL, 427HP, ESN:6W1017, COMPLETE, INSPECTED AND TESTED RUNNING GOOD ENGINE, ALSO MANY ENGINES IN STOCK
Updated: Tuesday, January 06, 2026 09:22 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 500-18812
Serial Number: 95149943
Weight: 1,138.52 kg
Description: Used AC427 Engine
EngineMake: Mack
Updated: Thursday, February 19, 2026 03:02 pm
Location: Dorr, Michigan, USA
Seller: Frontier Truck Parts
Condition: Used
Stock Number: S971
Serial Number: 6G1279
Description: 2006 Mack AC-427 used diesel engine for sale. 427HP .Tested and inspected with 90 day warranty.
Updated: Tuesday, February 17, 2026 07:33 am
Location: Taylor, Pennsylvania, USA
Seller: Nationwide Heavy Truck Parts
Condition: Used
Stock Number: 5704-0306237
Serial Number: 5704-0306237
Description: USED 2006 MACK AC-427 E-TECH ENGINE, 147K MILES, 2006 MACK TRUCK, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, EGR MODEL, ALSO MANY ENGINES IN STOCK
Updated: Tuesday, January 06, 2026 09:22 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 1443-0113204 - SN:6U
Serial Number: 1443-0113204 - SN:6U1148
Description: USED AC427 MACK ENGINE ,2006, EGR VALVE, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN STOCK,
Updated: Tuesday, January 06, 2026 09:22 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 3504
Serial Number: 5W2525
Description: (GOOD USED) 2005 Mack AC-380/410 Diesel Engine for Sale, Engine Family 5MKXH11.9H70, 11GBA# 28863YP1, 380/410HP, Exhaust Emissions EM, EC, TC, CAC,...
Updated: Thursday, January 22, 2026 11:09 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 1738
Serial Number: 5B0151
Description: (GOOD USED) 2005 Mack AC-427 Diesel Engine For Sale, 427HP @ 1800RPM, Engine Family 5MKXH11.9H73, 11GBA# 22928YP1, Exhaust Family# EM, EC, TC, CAC,...
Updated: Thursday, January 22, 2026 11:09 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 510-0906191 - SN:3J1
Serial Number: 510-0906191 - SN:3J1881
Description: 2005 MACK AC427 ENGINE 427 HP
USED AC-427HP MACK ENGINE WITH EGR VALV, COMPLETE AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN STOCK.
Updated: Tuesday, January 06, 2026 09:22 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Core
Stock Number: P-14454
Serial Number: 1M1AA18YX4N156170
Description: (Core) 2003 MACK AC 427, ENGINE ASSEMBLY, Model: AC 427, Horsepower: 427, Serial Number: 3M1831, Engine Family: 3MKXH11.9H64, Displacement: 11.9L, ...
Updated: Tuesday, February 17, 2026 07:28 am
Location: Elkton, Maryland, USA
Seller: Complete Recycling Group - Heavy Truck Parts
Condition: Used
Stock Number: S623
Serial Number: 4A1282
Description: 2004 Mack AC 427 used diesel engine or sale .425 HP. Tested and inspected with warranty . Call or visit our website for more info!
Updated: Tuesday, February 17, 2026 07:33 am
Location: Taylor, Pennsylvania, USA
Seller: Nationwide Heavy Truck Parts
Condition: Used
Stock Number: P-16682
Serial Number: 1M1AA18YX4N156170
Description: (Used) 2003 Mack AC HEAD, Serial Number: 3M1831, CID: 728, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRU...
Updated: Tuesday, February 17, 2026 07:28 am
Location: Elkton, Maryland, USA
Seller: Complete Recycling Group - Heavy Truck Parts
Condition: Used
Stock Number: 8151-1029253
Serial Number: 8151-1029253
Description: USED 2004 MACK AC427 ENGINE, EGR VALVE, 427HP, STOCK:1029253; ESN:401391; COMPLETE, INSPECTED AND TESTED RUNNING GOOD ENGINE, ALSO MANY MACK PARTS ...
Updated: Tuesday, January 06, 2026 09:22 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Core
Stock Number: P-99398
Description: (Core) Mack AC-427, ENGINE ASSEMBLY- Family Number: 4MKXH11.9H73, Horsepower: 427, Displacement: 11.9L, Part Number: 4M42780, For more information ...
Updated: Tuesday, February 17, 2026 07:28 am
Location: Elkton, Maryland, USA
Seller: Complete Recycling Group - Heavy Truck Parts