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Condition: New
Stock Number: BBENG25
Serial Number: 6995886
Weight: 1,027.39 kg
Description: Cummins 6CT (8.3 L) Extended Long Block Diesel Engine – 300HP – 1 or 2 Thermostat Models
Our long block and extended long block assemblies are c...
Updated: Thursday, February 12, 2026 02:35 pm
Location: Parker, Colorado, USA
Seller: Big Bear Engine Company
Quantity: 2
Condition: Used
Stock Number: 1103R
Description: PREMIUM REMANUFACTURED CUMMINS 6CT8.3 COMPLETE DIESEL ENGINE. Sold EXCHANGE WITH ONE YEAR OR 2,000 hrs. whichever occurs first, Limited Parts & ...
Updated: Wednesday, February 18, 2026 08:23 am
Location: Chicago, Illinois, USA
Seller: Diesel Sales
Condition: Used
Stock Number: 6236
Description: Call for price
Part TypeEngines & Engine Parts / Engine Assys
Engine Make Cummins
Engine Model 6CT 8.3
Horse Power 285
Casting/Serial# 4598106...
Updated: Thursday, December 11, 2025 10:36 am
Location: Port Perry, Ontario, Canada
Seller: Langilles Truck Parts
Condition: Used
Stock Number: 771326
Description: 8.3 CORE FOR PARTS S/N 45486266 CPL 2101 (ROD SPUN # 6) TURBO 3530008 TIN FRONT COVER 3925230
Updated: Tuesday, January 13, 2026 10:58 am
Location: Ucon, Idaho, USA
Seller: Holst Truck Parts
Condition: Used
Stock Number: 771909
Description: CORE ENGINE FOR PARTS HAS BEEN STRIPPED //////CORE ENGINE ONLY////// S/N 45344293 CPL 2103 8.3
Updated: Tuesday, January 13, 2026 10:58 am
Location: Ucon, Idaho, USA
Seller: Holst Truck Parts
Condition: Used
Stock Number: 5102
Serial Number: 45609407
Description: (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 1998 Cummins 6CT 8.3L Diesel Engine For Sale, 325HP, CPL# 2191, Family# VCE505D6DARW, FIRE TRUCK, Eng...
Updated: Thursday, January 22, 2026 11:11 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 6972-0614243
Serial Number: 6972-0614243
Description: USED 1.997 CUMMINS 6CT 8.3L ENGINE, 300HP, CPL:2158, ESN:45308722, OUT OF FIRE TRUCK, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGI...
Updated: Tuesday, January 06, 2026 09:22 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 3988-0722219
Serial Number: 3988-0722219
Description: USED 6CT-8.3L CUMMINS ENGINE, 275HP, CPL:1566, MECHANICAL FUEL PUMP, 1.997 TRUCK, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGINES ...
Updated: Tuesday, January 06, 2026 09:22 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 813-10111912 - SN:45
Serial Number: 813-10111912 - SN:45478925
Description: USED 6CT 8.3L CUMMINS ENGINE, WITH 250 HP, YEAR:1.997, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE,ALSO MANY ENGINES IN STOCK. - FOR PRICE AND SH...
Updated: Tuesday, January 06, 2026 09:22 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 7451
Serial Number: 45308722
Description: (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 1996 Cummins 6CT 8.3L Diesel Engine For Sale, 300HP, CPL# 2158, OUT OF A FIRETRUCK, 39,448 Miles, Eng...
Updated: Thursday, January 22, 2026 11:11 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 4608-0429229
Serial Number: 4608-0429229
Description: USED CUMMINS 6CT-8.3L ENGINE, CPL:1566, 1.996, 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: 785-1009198 - SN:453
Serial Number: 785-1009198 - SN:45344641
Description: USED 6CT 8.3L CUMMINS ENGINE WITH 210 HP, COMPLETE , INSPECTED AND TESTED RUNNING ENGINE,ALSO MANY ENGINES IN STOCK. - FOR PRICE AND SHIPPING CONTA...
Updated: Tuesday, January 06, 2026 09:22 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 144-0613194 - SN:451
Serial Number: 144-0613194 - SN:45177440
Description: 1996 CUMMINS 6CT 8.3L ENGINES 250 HP
USED 6CT 8.3L CUMMINS ENGINE, RUNNING GOOD, ENGINE TESTED.
Updated: Tuesday, January 06, 2026 09:19 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 1048605
Serial Number: 1FDYF80E7SVA3509
Shipping Weight: 698.53 kg
Description: Good running Cummins 6CT8.3 engine assembly with air compressor. 16,655 Miles. 2,163 hours. Broken fuel filter housing. 120 Day guarantee.
Corepri...
Updated: Tuesday, February 17, 2026 07:35 am
Location: Fitchburg, Massachusetts, USA
Seller: Rydemore Heavy Duty Truck Parts
Condition: Used
Stock Number: 1048596
Serial Number: 1FDYK82E1SVA48077
Shipping Weight: 698.53 kg
Description: Good running Cummins 6CT8.3 engine assembly. 43,490 miles. 4,618 hours. 70 PSI Oil pressure. 120 Day guarantee.
Coreprice: 1000
Updated: Tuesday, February 17, 2026 07:35 am
Location: Fitchburg, Massachusetts, USA
Seller: Rydemore Heavy Duty Truck Parts
Condition: Used
Serial Number: 45214815
Description: 1995 Cummins 8.3 / 250HP In excellent condition
Updated: Wednesday, February 18, 2026 02:07 pm
Location: Tampa, Florida, USA
Seller: Ben Truck Parts
Condition: Used
Stock Number: 3833-0603214
Serial Number: 3833-0603214
Description: USED 6CT-8.3L CUMMINS ENGINE,250HP, CPL:1569, 1.995, 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: 2364-04222011 - SN:60302152
Serial Number: 2364-04222011 - SN:60302152
Description: USED 6CT 8.3L CUMMINS ENGINE WITH 250HP, 1.995, MECHANICAL INJECTION PUMP, CPL:1566, COMPLETE, INSPECTED AND TESTED RUNNING ENGINE, ALSO MANY ENGIN...
Updated: Tuesday, January 06, 2026 09:22 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 4001
Serial Number: 44987223
Description: (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 1994 Cummins 6CT 8.3L Diesel Engine For Sale, 250HP, CPL# 1569, 250HP Family# RCE505D6DAAC, Engine Se...
Updated: Thursday, January 22, 2026 11:11 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 8713
Serial Number: 45029746
Description: (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 1994 Cummins 6CT 8.3L Diesel Engine For Sale, MECHANICAL INJECTION PUMP, CPL# 1917, Family# 413G, 225...
Updated: Thursday, January 22, 2026 11:11 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 102523-11
Serial Number: get
Description: PENDING INSPECTION 8.3 6CTA COMPRESSED NATURAL GAS ENGINE WESTPORT. CHECK BLOCK CRANK SAME AS DIESEL/ OK FOR PARTS. NOTES
Updated: Tuesday, January 13, 2026 10:58 am
Location: Ucon, Idaho, USA
Seller: Holst Truck Parts
Condition: Used
Stock Number: 5822
Serial Number: 27138
Description: Call for price
Part TypeEngines & Engine Parts / Engine Assys
Engine Make Cummins
Engine Model 6CT 8.3
Horse Power 250
Casting/Serial# 27138
...
Updated: Thursday, December 11, 2025 10:36 am
Location: Port Perry, Ontario, Canada
Seller: Langilles Truck Parts
Condition: Used
Stock Number: 3928
Serial Number: 44922699
Description: (GOOD USED) 1993 Cummins 6CT 8.3L Diesel Engine For Sale, 275 HP @ 2200RPM, CPL# 1262, Engine Serial# 44922699, Stock# 3928
WATCH TEST RUN VIDEO...
Updated: Thursday, January 22, 2026 11:11 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 492-0830197 - SN:304
Serial Number: 492-0830197 - SN:30414138
Description: 1992 CUMMINS 6CT 8.3L ENGINE 220 HP
USED 6CT 8.3L CUMMINS ENGINE, 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: Used
Stock Number: 9962
Serial Number: 44651138
Description: (GOOD USED & TEST RUN & INTERNALLY INSPECTED) 1991 Cummins 6CT 8.3L Diesel Engine For Sale, 250HP, Higher Mounted Turbo, CPL# 1262, C8.3-250, Engin...
Updated: Thursday, February 05, 2026 10:58 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc
Condition: Used
Stock Number: 6967-0613245
Serial Number: 6967-0613245
Description: USED CUMMINS 6CT 8.3L ENGINE, 210HP, MECHANICAL FUEL PUMP, CPL:819, 6 CYLINDERS TURBO DIESEL, ESN:30403681, COMPLETE, INSPECTED AND TESTED RUNNING ...
Updated: Tuesday, January 06, 2026 09:22 am
Location: Miami, Florida, USA
Seller: 4 Trucks Enterprises LLC
Condition: Used
Stock Number: 6181
Serial Number: 44144931
Description: Call for price
Part TypeEngines & Engine Parts / Engine Cores
Engine Make Cummins
Engine Model 6CT 8.3
Horse Power 207
Casting/Serial# 4414493...
Updated: Thursday, December 11, 2025 10:36 am
Location: Port Perry, Ontario, Canada
Seller: Langilles Truck Parts
Condition: Used
Stock Number: 3947
Serial Number: 60343617
Description: (NEW CUMMINS RECON) Cummins 6CT 8.3L Diesel Engine For Sale, Mechanical, 250HP @ 2200RPM, MAX 300HP, 12 Volts, CPL# 2103, REMAN 2019, DR1146-RX, En...
Updated: Thursday, January 22, 2026 11:11 am
Location: Opa-Locka, Florida, USA
Seller: CA Truck Parts, Inc