Get Financing29 - 47 of 47 Listings
Rent/LeaseAll
Condition: Used
Stock Number: 2863
Serial Number: 4U2114
Description: (GOOD USED) 2004 Mack AI Diesel Engine For Sale, 400HP, Fits 2004 2005 2006, Exhaust Family # EM, EC, TC, CAC, DI, SPL,1EGR, 6 Cylinders, 11.9L Tur...
Updated: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 2742
Serial Number: 4A0542
Description: (GOOD USED) 2004 Mack AI Diesel Engine For Sale, MAX 400HP, Fits 2004 2005 2006, Exhaust Family # EM, EC, TC, CAC, DI, SPL,1EGR, 6 Cylinders, 11.9L...
Updated: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 9706
Serial Number: 2S0510
Description: (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 2003 Mack AI-400 Diesel Engine For Sale, Family # 3MKXH11.9V65, AI-400, 11GBA# 15765YP1, 400HP @ 195...
Updated: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 9801
Serial Number: 2N3461
Description: (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 2003 Mack AI Diesel Engine For Sale, NON-EGR, 300HP @ 1950RPM, MAX 400HP, DRIVERS SIDE ECM, Family# ...
Updated: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 2982
Serial Number: 2S0483
Description: (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 2003 Mack AI-300A Diesel Engine For Sale, NON-EGR, 300HP @ 1950RPM, PASSENGER SIDE ECM, MAX 400HP, F...
Updated: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 3218
Serial Number: 2S1941
Description: (GOOD USED) 2003 Mack AI Diesel Engine For Sale, 350HP @ 1950RPM, NON-EGR Model, MAX 400HP, Family# 3MKXH11.9V65, 11GBA# 15806YP1, 728 Displacement...
Updated: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 3640
Serial Number: 3N1335
Description: (GOOD USED) 2003 Mack AI Diesel Engine For Sale, 300HP, 400HP MAX, NON-EGR Model, Family# 3MKXH11.9V65, DRIVERS SIDE ECM, Exhaust: EM, EC, TC, CAC,...
Updated: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 3589
Serial Number: 3M1314
Description: (GOOD USED) 2003 Mack AI Diesel Engine For Sale, 400HP MAX, NON-EGR Model, Family# 3MKXH11.9V65, DRIVERS SIDE ECM, Exhaust: EM, EC, TC, CAC, DI, SP...
Updated: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 2985
Description: (GOOD USED) 2003 Mack AI Diesel Engine For Sale, 400HP MAX, NON-EGR Model, 11.9L, 6 Cylinders, Turbocharged, DRIVERS SIDE ECM, Stock #2985
WAT...
Updated: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
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: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
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: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
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: Wednesday, August 12, 2026 10:22 AM
Location: Opa-Locka, Florida
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 1073277
Serial Number: 1M1AA18Y7YW132571
Shipping Weight: 2,680 lb
Description: Used takeout Mack ETEC CORE exchange engine assembly with jake brake. Turns 360. Tmu. No start. New style oil cooler. Missing wiring harness and EC...
Updated: Monday, September 28, 2026 09:58 AM
Location: Fitchburg, Massachusetts
Seller: Rydemore Heavy Duty Truck Parts
Quantity: 2
Condition: Used
Stock Number: Ryd 337GB545
Shipping Length: 20 in
Shipping Width: 8 in
Shipping Height: 12 in
Description: Good used, cleaned and inspected Mack AI valve cover, Part number: 337GB545
Updated: Saturday, October 31, 2026 11:36 PM
Location: Springfield, Massachusetts
Seller: Rydemore Heavy Duty Truck Parts
Quantity: 19
Condition: Used
Stock Number: Ryd F5454267M
Shipping Length: 36 in
Shipping Width: 8 in
Shipping Height: 8 in
Description: Good used, cleaned and inspected Mack AI connecting rods. Part number: F5454267M. 30 day guarantee for swap or refund.
Updated: Friday, October 16, 2026 10:15 PM
Location: Fitchburg, Massachusetts
Seller: Rydemore Heavy Duty Truck Parts
Quantity: 15
Condition: Used
Stock Number: Ryd P5454267M
Shipping Length: 16 in
Shipping Width: 7 in
Shipping Height: 3 in
Description: Good used, cleaned and inspected Mack ETEC connecting rod, Part number: P5454267M. 30 Day guarantee for swap or refund.
Updated: Monday, September 28, 2026 09:19 AM
Location: Fitchburg, Massachusetts
Seller: Rydemore Heavy Duty Truck Parts
Condition: Used
Stock Number: A 3507R
Serial Number: BUILT TO SPEC
Description: Engine Complete
PowerType: Diesel
Updated: Friday, October 30, 2026 07:56 AM
Location: Chicago, Illinois
Seller: Diesel Sales
Condition: Used
Stock Number: 31177
Description: USED MACK ETEC FRONT COVER. P/N: 333GB5131M
Updated: Wednesday, August 26, 2026 08:02 AM
Location: Crandall, Texas
Seller: Tim Jordan's Truck Parts, Inc
Quantity: 6
Condition: Used
Stock Number: Ryd 335-P2/53M/54M
Shipping Length: 5 in
Shipping Width: 16 in
Shipping Height: 3 in
Description: Used take off Mack AI Rocker Assembly. Part number: 335-P2/53M/54M
Updated: Monday, September 28, 2026 10:41 AM
Location: Fitchburg, Massachusetts
Seller: Rydemore Heavy Duty Truck Parts
