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Valve Cover w/Cap 3928405 for Cummins Engine 4B3.9 6B5.9 6C8.3 B3.9 B4.5 B5.9
$54.29
Sale price
$54.29
Regular price
Available to Order
This Valve Cover w/Cap is a high-quality aftermarket replacement part compatible with Cummins 4B3.9, 6B5.9, and 6C8.3 engines and matches OEM Part# 3928405.
Not sure which part fits your equipment?
Our Northline Parts team can help you find the right replacement. Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT | Live Chat: Available 24/7
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
Edward H. — Verified customer
Product Overview
This replacement valve cover is designed to provide a durable and leak-proof seal for your engine. It protects internal components from debris and maintains the necessary pressure for optimal engine performance.
Key Features & Performance
- Durable Construction: Made from high-quality materials to resist heat and wear.
- Perfect Fit: Engineered to exact specifications for easy installation.
- Complete Kit: Includes the oil fill cap to replace the entire assembly.
- Reliable Seal: Prevents oil leaks and maintains engine cleanliness.
Fitment & Compatibility
- Compatible Models: Cummins 4B3.9, 6B5.9, 6C8.3, B3.9, B4.5, B5.9
- Application: Suitable for a wide range of Cummins B and C series diesel engines.
Technical Specifications
- Part Number(s): 3928405
- Component Type: Valve Cover with Cap
- Engine Compatibility: 4-cylinder and 6-cylinder Cummins engines
Frequently Asked Questions
Q: Does this product come with the oil cap? A: Yes, this item includes both the valve cover and the oil filler cap.
Q: How do I ensure this part fits my engine? A: Compare your existing part number to 3928405 or check your engine series against the compatibility list.
Compatibility may vary by serial number. Verify fitment before purchase.