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Condition: Used
Stock Number: 3087
Serial Number: 3M1012
Description: (GOOD USED) 2003 Mack AI Diesel Engine For Sale, 400HP MAX, NON-EGR MODEL, Engine Family 3MKXH11.9V65, Exhaust: EM, EC, TC, CAC, DI, SPL, 1EGR, 11....
Updated: Thursday, April 02, 2026 07:10 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 9379
Serial Number: 2R2798
Description: (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 2002 Mack AI Diesel Engine For Sale, 300HP @ 1950RPM, MAX 400HP, 728 Displacement, AI-300A, Family# 2...
Updated: Thursday, April 02, 2026 07:10 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 2984
Serial Number: 101068
Description: (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 2001 Mack AI Diesel Engine, NON-EGR, MAX 400HP, 11.9L Displacement, 6 Cylinders, Turbocharged, Serial...
Updated: Thursday, April 02, 2026 07:10 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Quantity: 2
Condition: Used
Stock Number: Ryd 337GB545
Shipping Length: 50.8 cm
Shipping Width: 20.32 cm
Shipping Height: 30.48 cm
Description: Good used, cleaned and inspected Mack AI valve cover, Part number: 337GB545
Updated: Tuesday, April 07, 2026 10:24 pm
Location: Springfield, Massachusetts, USA
Seller: Rydemore Heavy Duty Truck Parts
Quantity: 23
Condition: Used
Stock Number: Ryd F5454267M
Shipping Length: 91.44 cm
Shipping Width: 20.32 cm
Shipping Height: 20.32 cm
Description: Good used, cleaned and inspected Mack AI connecting rods. Part number: F5454267M. 30 day guarantee for swap or refund.
Updated: Wednesday, April 01, 2026 10:19 pm
Location: Fitchburg, Massachusetts, USA
Seller: Rydemore Heavy Duty Truck Parts
Quantity: 15
Condition: Used
Stock Number: Ryd P5454267M
Shipping Length: 40.64 cm
Shipping Width: 17.78 cm
Shipping Height: 7.62 cm
Description: Good used, cleaned and inspected Mack ETEC connecting rod, Part number: P5454267M. 30 Day guarantee for swap or refund.
Updated: Wednesday, April 01, 2026 10:19 pm
Location: Fitchburg, Massachusetts, USA
Seller: Rydemore Heavy Duty Truck Parts
Condition: Used
Stock Number: 31177
Description: USED MACK ETEC FRONT COVER. P/N: 333GB5131M
Updated: Wednesday, April 01, 2026 10:39 pm
Location: Crandall, Texas, USA
Seller: Tim Jordan's Truck Parts, Inc
Quantity: 6
Condition: Used
Stock Number: Ryd 335-P2/53M/54M
Shipping Length: 12.7 cm
Shipping Width: 40.64 cm
Shipping Height: 7.62 cm
Description: Used take off Mack AI Rocker Assembly. Part number: 335-P2/53M/54M
Updated: Wednesday, April 01, 2026 10:19 pm
Location: Fitchburg, Massachusetts, USA
Seller: Rydemore Heavy Duty Truck Parts
Condition: Used
Stock Number: 7628-0402252
Serial Number: 7628-0402252
Description: USED 2007 MACK AI 380/410 ENGINE, E-TECH, ECM ON DRIVER SIDE, COMPLETE, INSPECTED AND TESTED RUNNING GOOD ENGINE, ALSO MANY ENGINES IN STOCK
Updated: Thursday, March 19, 2026 10:55 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 6981-0618242
Serial Number: 6981-0618242
Description: USED 2004 MACK AI-300 E-TECH ENGINE, 300HP, ECM ON DRIVER SIDE, ESN:4C0241, NO EGR VALVE, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ...
Updated: Thursday, March 19, 2026 10:55 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 8008-0821252
Serial Number: 8008-0821252
Description: USED 2006 MACK AI355/380 E7 E-TECH ENGINE, NON-EGR, BLOCK:239GB5551M, ESN:6HZZ22, COMPLETE, INSPECTED AND TESTED RUNNING GOOD ENGINE, ALSO MANY ENG...
Updated: Thursday, March 19, 2026 10:55 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 7635-0403251
Serial Number: 7635-0403251
Description: USED 2007 MACK AI-380 ENGINE, E-TECH, 380HP, ESN:95176657, COMPLETE, INSPECTED AND TESTED RUNNING GOOD ENGINE, ALSO MANY ENGINES IN STOCK
Updated: Thursday, March 19, 2026 10:55 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 7716-0505256
Serial Number: 7716-0505256
Description: USED 2006 MACK AI-380 E7 E-TECH ENGINE, 380HP, NON-EGR VALVE, ESN:6X4217, COMPLETE, INSPECTED AND TESTED RUNNING GOOD ENGINE, ALSO MANY ENGINES IN ...
Updated: Thursday, March 19, 2026 10:55 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 7640-0408252
Serial Number: 7640-0408252
Description: USED 2006 MACK AI-380 E-TECH ENGINE, 380HP, ESN:5Z0489, COMPLETE, INSPECTED AND TESTED RUNNING GOOD ENGINE, ALSO MANY ENGINES IN STOCK
Updated: Thursday, March 19, 2026 10:55 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: AI300-95195673
Serial Number: 95195673
Description: GOOD USED 2006 AI300 ASET MACK DIESEL TAKEOUT ENGINE FOR SALE at ADELMAN’S in CANTON, OHIO. COMPLETE and RUN TESTED, ELECTRONIC with UNIT INJECTORS...
Updated: Saturday, April 04, 2026 07:59 am
Location: Canton, Ohio, USA
Seller: Adelmans Truck Parts
Condition: Used
Stock Number: AI300-6K1006
Serial Number: 6K1006
Description: GOOD USED 2006 AI300 ASET MACK DIESEL TAKEOUT ENGINE FOR SALE at ADELMAN’S in CANTON, OHIO. COMPLETE and RUN TESTED, ELECTRONIC with UNIT INJECTORS...
Updated: Saturday, April 04, 2026 07:59 am
Location: Canton, Ohio, USA
Seller: Adelmans Truck Parts
Condition: Used
Stock Number: 3830-0603211
Serial Number: 3830-0603211
Description: USED AI-300 MACK ENGINE,2006, NO EGR, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN STOCK.
Updated: Thursday, March 19, 2026 10:55 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 5943-0607239
Serial Number: 5943-0607239
Description: USED 2005 AI-300A MACK E-TECH ENGINE, 300HP, S/N:5W0640, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN STOCK
Updated: Thursday, March 19, 2026 10:55 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 1424-0108203 - SN:3A
Serial Number: 1424-0108203 - SN:3A0082
Description: USED AI-300A MACK E-TEC ENGINE,2003,300 HP, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE,ALSO MANY ENGINES IN STOCK.
Updated: Thursday, March 19, 2026 10:55 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 804-1011193 - SN:2V0
Serial Number: 804-1011193 - SN:2V0102
Description: USED AI-300A MACK E-TEC ENGINE, YEAR:2003, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN STOCK. - FOR PRICE AND SHIPPING CONT...
Updated: Thursday, March 19, 2026 10:55 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 7719-0505259
Serial Number: 7719-0505259
Description: USED 2002 MACK AI-300A ENGINE, E7 E-TECH, ESN:2R2265, COMPLETE, INSPECTED AND TESTED RUNNING GOOD ENGINE, ALSO MANY ENGINES IN STOCK
Updated: Thursday, March 19, 2026 10:55 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Description: 243K MILES, GOOD RUNNER, 335HP, REPTO, '03
Updated: Wednesday, March 11, 2026 03:28 pm
Location: Lakeville, Minnesota, USA
Seller: MANDERS DIESEL REPAIR INC
Condition: Used
Stock Number: 161
Description: Call for price
Part TypeEngines & Engine Parts / Engine Assys
Engine Make Mack
Engine Model AI300
Horse Power 300
Casting/Serial# 3j1102
Mile...
Updated: Thursday, March 05, 2026 06:30 am
Location: Port Perry, Ontario, Canada
Seller: Langilles Truck Parts
Condition: Used
Stock Number: 5845-0501236
Serial Number: 5845-0501236
Description: USED 2007 AI-350 MACK ENGINE, 350HP, NONE EGR VALVE, S/N:6W1337, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN STOCK
Updated: Thursday, March 19, 2026 10:55 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 3836-0604212
Serial Number: 3836-0604212
Description: USED MACK AI-350HP ENGINE, 2007 TRUCK, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN STOCK.
Updated: Thursday, March 19, 2026 10:55 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: P-32469
Serial Number: 1M2K189C96M028295
Description: (Used) 2006 Mack AI-350, ENGINE ASSEMBLY- Family Number: 5MKXH11.9V65 Displacement: 11.9L, Horsepower: 350 ESN: 5G3002 Reference images for condit...
Updated: Friday, March 27, 2026 03:22 pm
Location: Elkton, Maryland, USA
Seller: Complete Recycling Group - Heavy Truck Parts
Condition: Used
Stock Number: 8065-0923253
Serial Number: 8065-0923253
Description: USED 2006 MACK AI-350 ENGINE, E-TECH, 350HP, NON-EGR VALVE, STOCK:0923253, ESN:6W0712, COMPLETE, INSPECTED AND TESTED RUNNING GOOD ENGINE, ALSO MAN...
Updated: Thursday, March 19, 2026 10:55 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 5953-0612231
Serial Number: 5953-0612231
Description: USED 2006 AI-350 MACK E-TECH ENGINE, 350HP, S/N:5W3529, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES IN STOCK
Updated: Thursday, March 19, 2026 10:55 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC