3969734
Cylinder Head
Cummins®
DISCONTINUED
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.
We honor the warranty provided by the original equipment manufacturer.
DESCRIPTION
This part is a cylinder head, engineered to exact specifications for reliable performance and durability. It is a crucial component of the engine, providing the housing for critical elements such as valves and spark plugs. Its robust design ensures optimal compression and efficient fuel combustion, contributing to better engine efficiency and power. This part is essential for maintaining or restoring engine performance, ensuring the engine operates smoothly and efficiently.
RELATED PARTS
BILL OF MATERIALS
| Name | Quantity | Part Number |
|---|---|---|
| Threaded Plug | 1 | 3678923 |
| Valve Stem Guide | 24 | 3942645 |
| Valve Collet | 48 | 3900250 |
| Valve Spring | 24 | 3944711 |
| Intake Valve | 12 | 3970727 |
| Exhaust Valve | 1 | 3969637 |
| Valve Spring Retainer | 24 | 3944452 |
| Valve Stem Seal | 12 | 3948578 |
| Expansion Plug | 6 | 3945098 |
| Expansion Plug | 2 | 3032693 |
| Expansion Plug | 1 | 3945093 |
| Expansion Plug | 1 | 3945097 |
| Expansion Plug | 18 | 3920706 |
| Valve Insert | 12 | 3940152 |
| Valve Insert | 12 | 3968074 |
| Expansion Plug | 2 | 3945094 |
RECOMMENDED PARTS
* This information is provided as is and may be out of date.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.
* 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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