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3970909
Camshaft
Cummins®

AVAILABLE

Cummins®

Ships within 1-3 business days

$689.99 $896.99

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.


DESCRIPTION
A camshaft is a rotating shaft within an engine that controls the opening and closing of the engine's valves. The 3970909 camshaft is a specific part number used in certain truck models. The shape and size of the lobes on the camshaft determine when each valve opens and closes, which in turn affects the timing and efficiency of combustion within the engine. The camshaft is driven by a timing belt or chain, which ensures that it rotates at exactly half the speed of the crankshaft. This allows for precise control over valve timing and helps optimize engine performance. A properly functioning camshaft is essential for maintaining optimal engine power and fuel efficiency in a truck.

SPECIFICATIONS

Weight
5.45 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* This information is provided as is and may be out of date.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.