Below is a table below to identify a Cat truck engine based on the 3 character serial number prefix (ex. 4MG12345). An example ID plate is also shown. We sell downloadable service manuals for all Cat engines. Please contact us with any requests.
| Engines (Truck) | |
|---|---|
| Prefix | Model |
| 02Z | 3208 TRUCK ENGINE |
| 1AJ | 3126B TRUCK ENGINE |
| 1BW | 3126 TRUCK ENGINE |
| 1LW | 3406E TRUCK ENGINE |
| 1MM | 3406E TRUCK ENGINE |
| 1WM | 3126 TRUCK ENGINE |
| 1YN | C-12 TRUCK ENGINE |
| 28V | 3408 TRUCK ENGINE |
| 28V | 3408B TRUCK ENGINE |
| 2AZ | 3306C TRUCK ENGINE |
| 2BK | 3116 TRUCK ENGINE |
| 2CW | 3116 TRUCK ENGINE |
| 2EK | 3406B TRUCK ENGINE |
| 2FR | 3116 TRUCK ENGINE |
| 2KS | C-12 TRUCK ENGINE |
| 2PN | C-10 TRUCK ENGINE |
| 2WS | 3406E TRUCK ENGINE |
| 2YG | 3176 TRUCK ENGINE |
| 32Y | 3208 TRUCK ENGINE |
| 36B | 1140 TRUCK ENGINE |
| 3CS | C-10 TRUCK ENGINE |
| 3KS | 3306C TRUCK ENGINE |
| 3RJ | 3116 TRUCK ENGINE |
| 3ZJ | 3406B TRUCK ENGINE |
| 3ZJ | 3406C TRUCK ENGINE |
| 40S | 3208 TRUCK ENGINE |
| 4CK | 3406B TRUCK ENGINE |
| 4CK | 3406C TRUCK ENGINE |
| 4DL | G3306 TRUCK ENGINE |
| 4ES | 3126 TRUCK ENGINE |
| 4MG | 3406B TRUCK ENGINE |
| 51Z | 3208 TRUCK ENGINE |
| 54B | 1676 TRUCK ENGINE |
| 56K | 7155 TRANSMISSION |
| 57V | 1160 TRUCK ENGINE |
| 5CD | 3208 TRUCK ENGINE |
| 5DS | 3406E TRUCK ENGINE |
| 5EK | 3406E TRUCK ENGINE |
| 5GL | 3126B TRUCK ENGINE |
| 5JZ | 3116 TRUCK ENGINE |
| 5KD | 3306B TRUCK ENGINE |
| 5KJ | 3406B TRUCK ENGINE |
| 5KJ | 3406C TRUCK ENGINE |
| 5RM | 3116 TRUCK ENGINE |
| 5XN | 3176 TRUCK ENGINE |
| 5YG | 3406B TRUCK ENGINE |
| 5YL | 3114 TRUCK ENGINE |
| 62W | 3208 TRUCK ENGINE |
| 63Z | 3306 TRUCK ENGINE |
| 63Z | 3306B TRUCK ENGINE |
| 65B | 1693 TRUCK ENGINE |
| 69D | 1673C TRUCK ENGINE |
| 69D | 3306 TRUCK ENGINE |
| 6NR | 3054 TRUCK ENGINE |
| 6NZ | C-15 TRUCK ENGINE |
| 6PZ | 3126 TRUCK ENGINE |
| 6RW | 3126 TRUCK ENGINE |
| 6TS | 3406E TRUCK ENGINE |
| 70B | 1673 TRUCK ENGINE |
| 72S | 7155 TRANSMISSION |
| 74B | 1673 TRUCK ENGINE |
| 76R | 1673C TRUCK ENGINE |
| 76R | 3306 TRUCK ENGINE |
| 78B | 1673B TRUCK ENGINE |
| 7AG | 3116 TRUCK ENGINE |
| 7AS | 3126B TRUCK ENGINE |
| 7CZ | C-16 TRUCK ENGINE |
| 7FB | 3406B TRUCK ENGINE |
| 7HJ | 3116 TRUCK ENGINE |
| 7HS | 3116 TRUCK ENGINE |
| 7JL | 3116 TRUCK ENGINE |
| 7JZ | 3126 TRUCK ENGINE |
| 7LG | 3176 TRUCK ENGINE |
| 7LZ | 3126 TRUCK ENGINE |
| 7RJ | 3306C TRUCK ENGINE |
| Engines (Truck) | |
|---|---|
| Prefix | Model |
| 7SF | 3116 TRUCK ENGINE |
| 7XC | 3406B TRUCK ENGINE |
| 83B | 1673 TRUCK ENGINE |
| 88V | 3150 TRUCK ENGINE |
| 89V | 1145 TRUCK ENGINE |
| 8HW | 3126 TRUCK ENGINE |
| 8PN | 3406C TRUCK ENGINE |
| 8SB | 3406 TRUCK ENGINE |
| 8SZ | 3126 TRUCK ENGINE |
| 8TC | 3406B TRUCK ENGINE |
| 8WL | 3116 TRUCK ENGINE |
| 8YF | C-12 TRUCK ENGINE |
| 8YL | 3126B TRUCK ENGINE |
| 8YS | C-10 TRUCK ENGINE |
| 92U | 3406 TRUCK ENGINE |
| 94B | 1674 TRUCK ENGINE |
| 95B | 1160 TRUCK ENGINE |
| 96B | 1150 TRUCK ENGINE |
| 97B | 1145 TRUCK ENGINE |
| 9CJ | 3116 TRUCK ENGINE |
| 9CK | 3176B TRUCK ENGINE |
| 9DG | C9 TRUCK ENGINE |
| 9GK | 3116 TRUCK ENGINE |
| 9LL | 3114 TRUCK ENGINE |
| 9LN | 3116 TRUCK ENGINE |
| 9NS | C-12 TRUCK ENGINE |
| 9NZ | C-15 TRUCK ENGINE |
| 9SM | C-12 TRUCK ENGINE |
| 9SZ | 3126E TRUCK ENGINE |
| 9TL | 3306C TRUCK ENGINE |
| 9YN | 3116 TRUCK ENGINE |
| AKB | C-10 TRUCK ENGINE |
| ALS | C-12 TRUCK ENGINE |
| B5R | C15 TRUCK ENGINE |
| BKD | 3126B TRUCK ENGINE |
| BXS | C15 TRUCK ENGINE |
| C7S | C7 TRUCK ENGINE |
| C9S | C9 TRUCK ENGINE |
| CJP | C18 TRUCK ENGINE |
| CKM | 3126E TRUCK ENGINE |
| CKP | C9 TRUCK ENGINE |
| CPD | C-12 TRUCK ENGINE |
| CRP | 3126E TRUCK ENGINE |
| CSM | 3116 TRUCK ENGINE |
| DPF | 3126E TRUCK ENGINE |
| EGH | C-15 TRUCK ENGINE |
| ETK | C9 TRUCK ENGINE |
| FML | C7 TRUCK ENGINE |
| FMM | C7 TRUCK ENGINE |
| G3E | 3126E TRUCK ENGINE |
| HEP | 3126E TRUCK ENGINE |
| JAM | C13 TRUCK ENGINE |
| KAL | C7 TRUCK ENGINE |
| KCA | C11 TRUCK ENGINE |
| KCB | C13 TRUCK ENGINE |
| LBM | C7 TRUCK ENGINE |
| LEE | C13 TRUCK ENGINE |
| LEF | 3126B TRUCK ENGINE |
| MBJ | C-10 TRUCK ENGINE |
| MBL | C-12 TRUCK ENGINE |
| MBN | C-15 TRUCK ENGINE |
| MDP | C-18 TRUCK ENGINE |
| MEP | C-18 TRUCK ENGINE |
| MHP | C15 TRUCK ENGINE |
| MTB | C-9 TRUCK ENGINE |
| MXS | C15 TRUCK ENGINE |
| NPH | C7 TRUCK ENGINE |
| NXS | C15 TRUCK ENGINE |
| SAP | C7 TRUCK ENGINE |
| SDP | C15 TRUCK ENGINE |
| SRB | C9 TRUCK ENGINE |
| TME | C-12 TRUCK ENGINE |
| W1A | C16 TRUCK ENGINE |
| WAX | C7 TRUCK ENGINE |
| YPG | C7 TRUCK ENGINE |
