| Chapter 43 | Cummins Unit Injection Systems |
| Chapter 44 | Cummins XPI Common Rail Fuel Systems |
| Chapter 45 | Cummins Midrange Diesel Engines |
| Chapter 46 | Cummins Heavy-Duty Engines |
| Chapter 47 | Natural Gas Combustion Systems and Gas Engines |
DE Section 8-1: Cummins Engines
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