Description

This camshaft is a direct replacement for Cummins 4B, 4BT, and 4BTA 3.9L diesel engines, ensuring precise valve operation and reliable performance. Built to OEM specifications, it replaces part numbers 3929039, 3914638, and 3925582. Whether you’re rebuilding an engine or replacing a worn component, this camshaft restores factory timing and enhances engine efficiency. Constructed from high-quality materials, it is designed to withstand high-load conditions in both on-road and off-road applications. Compatible with a variety of trucks, industrial machines, and agricultural equipment powered by Cummins B series engines, this camshaft supports smooth combustion, reduced emissions, and longer engine life. Key Features: Direct replacement for OEM part numbers: 3929039, 3914638, 3925582 Compatible with Cummins 4B, 4BT, and 4BTA 3.9L engines Maintains accurate valve timing for optimal engine performance High-strength material ensures long-lasting durability Ideal for engine rebuilds, repairs, and maintenance Precision-machined for easy installation and reliable fit Compatibility: Engine Models: Cummins 4B, 4BT, 4BTA (3.9L) OEM Part Numbers: 3929039, 3914638, 3925582 Applications: Suitable for use in trucks, industrial machinery, and agricultural equipment using Cummins B series engines