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3923478
Camshaft
Cummins®

AVAILABLE

Cummins®

Ships within 1-3 business days

$899.99 $1,169.99
Genuine OEM Part

This truck part is made by Cummins®. We guarantee that all of our parts are from the OEM (original equipment manufacturer), ensuring a proper fit and quality manufacturing. We make it easy to buy truck parts online.

Manufacturer Warranty*
DESCRIPTION
The camshaft with part number 3923478 is a crucial component of an engine, responsible for controlling the opening and closing of the engine's valves. It consists of a long, cylindrical rod with a series of lobes or cams along its length, which press against the valves and cause them to open and close at specific times during the engine's operation. The precise timing and duration of these movements are critical to ensure optimal engine performance in terms of power, efficiency, and emissions control. Camshafts are typically made from high-strength steel or alloy materials to withstand the stresses and high temperatures generated by their operation. They are often designed specifically for particular engines or applications to optimize their performance characteristics.
RELATED PARTS
Supersedes
3914640, 3923388, 3924471

SPECIFICATIONS

Service Part Topic
99T1-6
Package Dimensions
39.3 x 5.3 x 5.3 in
Weight
28.3 lbs
* This information is provided as is and may be out of date. Please contact us or the manufacturer to verify warranty coverage.
* Variable geometry turbocharger and electronic actuator repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after October 1, 2018.
* Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF), Selective Catalyst Reduction (SCR) catalyst, and Electronic Control Module (ECM) repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after January 1, 2020.
* These restrictions are only applicable to New parts and ReCon parts coverages for the components listed above sold to a customer in the US or Canada. All other coverages are excluded. All other regions are excluded.

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