CUMMINS 3802375 GENUINE LOWER ENGINE GASKET SET | OEM REPLACEMENT FOR 3.9L CUMMINS 4BT

The Cummins 3802375 Genuine Lower Engine Gasket Set is engineered to Cummins OEM standards to ensure a perfect seal and lasting reliability. Designed for the 3.9L Cummins 4BT diesel engine, this kit includes all necessary gaskets and seals for the lower end of the engine, including the oil pan gasket, rear main seal, and related components.

Features & Benefits

• OEM Quality: Direct from Cummins for guaranteed fit and performance.
• Comprehensive Kit: Includes all lower engine gaskets and seals for a complete rebuild or service.
• Durable Materials: Built to withstand high temperatures, oil exposure, and heavy-duty diesel operation.

Fitment

• Cummins 3.9L 4BT Diesel Engines - All Applications
• Common in step vans, industrial equipment, marine, and custom swaps

Cross Reference Part Numbers

• Cummins 3802375
• Cummins 3802376
• FP Diesel FP3802375
• Interstate McBee M-3802375
• Mahle JV5056

Frequently Asked Questions

What does this gasket set include?

This OEM Cummins set includes the oil pan gasket, rear main seal, front crankshaft seal, and other lower-end sealing components.

Will this fit all 4BT engines?

Yes — it fits all standard 3.9L Cummins 4BT diesel engine variants, regardless of application.

Why choose OEM over aftermarket?

OEM Cummins gaskets ensure proper sealing surfaces, correct thickness, and long-term leak prevention.

Do I need sealant when installing these gaskets?

Some applications require sealant — follow Cummins service manual guidelines for best results.

Tags

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