3943450 Preview Image
Isometric 3943450 Image 1
Front 3943450 Image 3
Top 3943450 Image 4
Left 3943450 Image 5
Right 3943450 Image 6
Back 3943450 Image 7
Bottom 3943450 Image 8

3943450
Valve Insert
Cummins®

AVAILABLE

Cummins®

Ships within 1-3 business days

$16.99 $22.09
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
A valve insert is a component of an internal combustion engine that fits inside the valve guide and provides a surface for the valve stem to seal against. Part number 3943450 is a specific type of valve insert used in certain models of diesel trucks. The valve insert is typically made of high-quality materials, such as hardened steel or bronze, to withstand the high temperatures and pressures generated by the engine. Over time, valve inserts can wear down or become damaged, leading to decreased engine performance and potential mechanical failure. Regular maintenance and replacement of worn or damaged valve inserts is crucial for ensuring optimal engine function and longevity.

SPECIFICATIONS

Comments
Standard.
Package Dimensions
1.3 x 1.3 x 0.3 in
Weight
0.05 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* This information is provided as is and may be out of date.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.

Frequently Asked Questions

Have a question? Find common inquiries about parts and procedures with the link below.

FAQ PAGE

Get in Touch

Something specific? Our support team is ready to assist you with whatever you may need.

Drop us a line. 1-800-466-1571

fast

Fast Delivery

We offer same day fulfillment Mon-Fri until 5pm EST.

Genuine

Genuine Product

We only sell real OEM truck parts designed specifically for your truck.

Trust

Trusted Experience

We're a fourth generation truck dealership family operating in Los Angeles since 1922.