WHAT IS REQUIRED TO ENSURE YOU OBTAIN THE CORRECT CUMMINS REPLACEMENT PART FOR YOUR CUMMINS DIESEL ENGINE?
All cummins engines use an ESN or Engine Serial Number as the basis to determine what OEM Cummins parts were used in your engine.
Cummins builds there diesel engines for a multitudes of applications. Each engine is built to the requirements of the intended application so that the engines service life in ensured for each specific purpose.
HOW TO FIND A CUMMINS ENGINE SERIAL NUMBER
Cummins diesel engines have the engine serial number or ESN on the data plate. The engine data plate is used to provide you with the following engine information: Build Plant Location, Born On Date, Horsepower Rating, RPM rating and Engine Serial Number and the CPL number.
WHERE IS MY ENGINES DATA PLATE LOCATED?
If you don't have your owner's manual and don't have access to Quickserve,
Please use the below reference as a means to find the location locate the EN on your Cummins engine.
- Cummins ISB Series Engines: Either rocker cover or side of the gear housing
- Cummins ISC Series Engines: Top side of the gear housing
- Cummins ISL Series Engines: Top side of the gear housing
- Cummins ISM Series Engines: Towards the fuel pump side of the engine
- Cummins ISX Series Engines: Top of the rocker lever cover
- Cummins QSK45 Series Engines: Rear of the engine block
- Cummins QSK60 Series Engines: Rear of the engine block
If you are unable to find the data plate or don't see your engine model listed above there is another way to find this information. Cummins also stamps the ESN or engine serial number into the passenger side of the engine block for all models.
What is a Cummins CPL Number?
The most important information for a Cummins engine is the CPL number. The CPL on a Cummins Engine is the Critical Parts List. The Critical Parts List or CPL is a 4 digit number that tells the dealer which software is approved for the particular engine, and what is the maximum power rating for that engine.
Cummins ISB SERIES ENGINES CPL LIST
| Engine | ECM Type | CPL | Power |
|---|---|---|---|
| ISB | CM2350A | 4569 | 260bhp @ 660 ft-lbs |
| ISB | CM2350A | 4570 | 260 @ 660 ft-lbs |
| ISB | CM2350A | 4660 | 360bhp @ 800 ft-lbs |
| ISB | CM2350 | 3610 | 260bhp @ 660 ft-lbs |
| ISB | CM2350 | 3612 | 300bhp @ 660 ft-lbs, 320bhp @ 750 ft-lbs, 360bhp @ 800 ft-lbs |
| ISB | CM2350 | 3613 | - |
| ISB | CM2350 | 4515 | 200bhp @ 520 ft-lbs, 260bhp @ 660 ft-lbs |
| ISB | CM2350 | 4517 | 325bhp @ 750 ft-lbs |
| ISB | CM2350 | 4518 | - |
| ISB | CM2350 | 4606 | 260bhp @ 660 ft-lbs |
| ISB | CM2350 | 4608 | 325bhp @ 750 ft-lbs |
| ISB | CM2250 | 3070 | 220bhp @ 520 ft-lbs |
| ISB | CM2250 | 3071 | 220bhp @ 520 ft-lbs |
| ISB | CM2250 | 3072 | 360bhp @ 800 ft-lbs |
| ISB | CM2250 | 3335 | 300bhp @ 660 ft-lbs |
| ISB | CM2250 | 3432 | 360bhp @ 800 ft-lbs |
| ISB | CM2250 | 3934 | 250bhp @ 660 ft-lbs |
| ISB | CM2150D | 279 | 300bhp @ 620 ft-lbs |
| ISB | CM2150D | 1388 | 350bhp @ 750 ft-lbs |
| ISB | CM2150D | 3238 | 260bhp @ 620 ft-lbs |
Cummins ISX, ISX12, ISX15, AND X15 SERIES ENGINES CPL LIST
| Engine | ECM Type | CPL | Power |
|---|---|---|---|
| ISX X15 | CM2350A | 4342 | 500bhp @ 1850 ft-lbs |
| ISX X15 | CM2350A | 4343 | 565bhp @ 1850 ft-lbs, 600bhp @ 1850 ft-lbs, 600bhp @ 2050 ft-lbs |
| ISX | CM2350 | 3937 | 475bhp @ 1650 ft-lbs |
| ISX | CM2350 | 3938 | 500bhp @ 1850 ft-lbs |
| ISX | CM2350 | 3939 | 550bhp @ 1850 ft-lbs, 600bhp @ 1850 ft-lbs, 600bhp @ 2050 ft-lbs |
| ISX | CM2350 | 4583 | 450bhp @ 1750 ft-lbs |
| ISX | CM2350 | 4584 | 500bhp @ 1850 ft-lbs |
| ISX | CM2350 | 4585 | 600bhp @ 1850 ft-lbs, 600bhp @ 2050 ft-lbs |
| ISX | CM2350 | 4586 | 450bhp @ 1750 ft-lbs, 475bhp @ 1650 ft-lbs |
| ISX | CM2350 | 4587 | 500bhp @ 1850 ft-lbs |
| ISX | CM2350 | 4588 | 600bhp @ 1850 ft-lbs, 600bhp @ 2050 ft-lbs |
| ISX | CM2250 | 3349 | 600bhp @ 2050 ft-lbs |
| ISX | CM2250 | 3348 | 500bhp @ 1650 ft-lbs |
| ISX | CM2250 | 3439 | 385bhp @ 1450 ft-lbs |
| ISX | CM2250 | 3490 | 450bhp @ 1750 ft-lbs |
| ISX | CM2250 | 3491 | 500bhp @ 1850 ft-lbs |
| ISX | CM2250 | 3606 | 600bhp @ 1850 ft-lbs, 600bhp @ 2050 ft-lbs |
| ISX | CM2250 | 3719 | 450bhp @ 1750 ft-lbs |
| ISX | CM871 | 2732 | 475bhp @ 1750 ft-lbs |
| ISX | CM871 | 2733 | 550bhp @ 1850 ft-lbs |
| ISX | CM871 | 2734 | 600bhp @ 1850 ft-lbs |
| ISX | CM871 | 2919 | 600bhp @ 2050 ft-lbs |
| ISX | CM871 | 3320 | 600bhp @ 2050 ft-lbs |
| ISX | CM871 | 3746 | 500bhp @ 1850 ft-lbs |
| ISX | CM871 | 3748 | 450bhp @ 1750 ft-lbs |
| ISX | CM871 | 2734 | 600bhp @ 1850 ft-lbs |
| ISX | CM871 | 3749 | 550bhp @ 1850 ft-lbs |
| ISX | CM871 | 3751 | 600bhp @ 2050 ft-lbs |
| ISX | CM871 | 3752 | 600bhp @ 2050 ft-lbs |
Cummins ISC SERIES ENGINES CPL LIST
| Engine | ECM Type | CPL | Power |
|---|---|---|---|
| ISC | CM2250 | 3092 | 380bhp @ 1050 ft-lbs |
| ISC | CM2250 | 3093 | 350bhp @ 1000 ft-lbs |
| ISC | CM2250 | 3734 | 380bhp @ 1050 ft-lbs |
| ISC | CM2250 | 3735 | 350bhp @ 1000 ft-lbs |
| ISC | CM2150D | 2085 | 330bhp @ 1000 ft-lbs |
| ISC | CM2150D | 3153 | 300bhp @ 860 ft-lbs, 360bhp @ 1050 ft-lbs |
| ISC | CM2150D | 3154 | 330bhp @ 1000 ft-lbs |
| ISC | CM2150D | 3366 | 330bhp @ 100 ft-lbs |
| ISC | CM2150D | 8786 | 300bhp @ 860 ft-lbs, 360bhp @ 1050 ft-lbs |
Cummins ISL SERIES ENGINES CPL LIST
| Engine | ECM Type | CPL | Power |
|---|---|---|---|
| ISL | CM2350A | 4758 | 450bhp @ 1250 ft-lbs |
| ISL | CM2350A | 4759 | 350bhp @ 1150 ft-lbs |
If you need parts for your Cummins engine, please feel free to Contact Us or Give Us A Call at 203-210-7200 for assiatance.