Description

This exhaust manifold is built for Cummins 6CT engines and replaces OEM part number 3929779. It improves exhaust gas flow to the turbocharger, helping reduce backpressure and increase engine efficiency. Constructed from high-strength, heat-resistant cast iron, this manifold ensures long-term durability, excellent thermal stability, and a secure OEM-style fit for on-highway, industrial, and heavy-duty diesel engine applications. Application: Aftermarket Cummins C Series Cross Reference Numbers: 3901759 3906720 3932183 Key Features OEM replacement for Cummins 3929779 Fits Cummins 6CT (8.3L) engine models Boosts turbo performance and reduces exhaust restrictions High-temperature cast iron construction resists cracking and warping Precision-machined for a leak-free, direct-fit installation Compatibility Cummins 6CT 8.3L Engines OEM Replacement Part #: 3929779