Technical Information

Find detailed technical information on QuickServe Online. For quick lookup of engine manuals and RV generator manuals, please visit our manuals lookup tool.

Cummins QuickServe Online

Online source for Cummins engine parts and service information, second only to your local Cummins service shop.

Registered users can view information specific to your Cummins Engine, including:

• Owners Manual
• Parts Catalog by Engine Serial Number
• Engine Dataplate Information

Parts content and service documents are available by engine serial number or engine family. QuickServe Online is a complete reference for Cummins parts and service information.

Visit Cummins QuickServe Online

Biodiesel questions and answers

Find answers to common biodiesel question.

DEF for industrial applications

Learn about DEF, the main reactant and a critical element of Cummins Tier 4 Final Selective Catalytic Reduction (SCR) aftertreatment system.

Importance of diesel fuel quality

Learn about why using clean, high quality diesel fuel is critical to keep your engine running for a long time.

Tier 4 Final for engines less than 751hp and more than 751hp

Get information about how we meet EPA Tier 4 Final Nonroad emissions regulations head on while continuing to maximize productivity and reliability across a wide range of machines, rugged duty cycles and tough environments.