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SKU:
NLT2T03150
Ships for free in 2–4 business days.
6 Valve Cover Gaskets 3910824 / 3902666 for Cummins 5.9L 12V 6BT
$26.29
In Stock
$26.29
Sale price
$26.29
Regular price
Stop oil seepage around the six individual valve covers on a compatible Cummins 12-valve 5.9L engine with this six-piece gasket set.
Estimated delivery between
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I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks
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Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
Compatible equipment / model
| Compatible Equipment / Model | Applicable Models and Important Details |
|---|---|
| Cummins diesel engines | 5.9L 12-valve 6B and 6BT with six separate valve covers; many industrial and vehicle installations use this engine architecture |
Product Overview
Heat cycling can harden valve-cover seals, leaving oil around the cylinder head and covers. Check the sealing surfaces and crankcase pressure during repair.
Key Features & Performance
- Pack quantity: 6 pieces where specified by listing; verify packaging before purchase
- Reference/application: 3910824, 3902666
- Equipment: Cummins diesel engines
- Customer-focused replacement intended to address the specific issue described below
When to Consider Replacement
Stop oil seepage around the six individual valve covers on a compatible Cummins 12-valve 5.9L engine with this six-piece gasket set.
Related Valve Cover Components (Not Interchangeable)
- 3910824
- 3902666
Verified Reference & Fitment Details
Cummins 6BT 12-valve cover arrangement where both separate components are required
CRITICAL: 3902666 and 3910824 refer to DIFFERENT COMPONENTS used together; do not represent them as interchangeable cross-reference numbers.
Fitment & Compatibility Notes
These are six individual valve-cover gaskets, not a cylinder-head gasket or single long valve-cover seal. Confirm cover style.
Frequently Asked Questions
Is this an OEM part? No. This is an aftermarket replacement; any manufacturer or OE numbers are identification references, not a claim of OEM manufacture.
How can I confirm this is right for my machine? These are six individual valve-cover gaskets, not a cylinder-head gasket or single long valve-cover seal. Confirm cover style.
Part Summary
keywords: 3910824 replacement, 3902666 replacement, Cummins diesel engines 6 valve cover gaskets 3910824 / 3902666, 6 Valve Cover Gaskets 3910824 / 3902666 replacement, 5.9L 12-valve 6B and 6BT with six separate valve covers; many industrial and vehicle installations use this engine architecture replacement part
Brand names, model numbers, and reference part numbers are used for identification and compatibility purposes only. Verify the original component, dimensions, and application before purchase.