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OEM Cummins 3929779 Exhaust Manifold | 6C, 6CT, 6CT8.3 Engines
The OEM Cummins 3929779 Exhaust Manifold from Volgen Power is a high-quality replacement part designed for Cummins 6C, 6CT, and 6CT8.3 (8.3L) diesel engines, including variants like C GAS PLUS CM556, G8.3, ISC, ISL, QSC8.3, and QSL9.
Engineered to meet Cummins OEM standards, this manifold ensures optimized exhaust flow, excellent heat dissipation, and long service life — ideal for trucking, agriculture, construction, and marine applications.
Compatible with Freightliner, Kenworth, Peterbilt trucks, Case IH tractors, and Cummins-powered marine vessels, it delivers reliable performance in demanding environments.
Product Details
OEM Cummins 3929779 Exhaust Manifold for 6C, 6CT, 6CT8.3 Engine
Volgen Power Premium Replacement Part
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Optimized Exhaust Flow – Reduces backpressure, improving power and efficiency.
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High-Strength Cast Iron – Excellent heat resistance for long-term durability.
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OEM Quality Standards – Perfect fit and performance equivalent to genuine Cummins parts.
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Versatile Compatibility – Fits a wide range of Cummins 6C/6CT/6CT8.3 family engines.
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Corrosion Resistance – Built to withstand harsh operating environments.
Technical Specifications
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Part Number: 3929779
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Interchangeable With: 3906720, 3901759, 3932183, C3929779
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Applicable Engines: Cummins 6C, 6CT, 6CT8.3 (8.3L), C GAS PLUS CM556, G8.3 CM558, GTA8.3 CM558, ISC CM2150, ISL CM2150, QSC8.3 CM2250, QSL9 CM2250, Komatsu 6D114
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Applicable Vehicles:
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Trucks – Freightliner Cascadia, Kenworth T800, Peterbilt 389 with 6CT8.3/ISL engines
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Tractors – Case IH MX180, MX200, MX220, 7110–8950 series
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Marine – Cummins 6CTA & QSL9 marine engines
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Industrial – Excavators & loaders with 6CT8.3/QSL9
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Material: High-strength cast iron
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Condition: New OEM / Aftermarket (contact for availability)
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Weight: ~10–15 kg
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Warranty: 12 months (OEM) / 3 months (aftermarket)
Application Scenarios
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Long-Haul Trucking – Enhances fuel efficiency & power for 6CT8.3-powered freight trucks.
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Agricultural Machinery – Reliable for heavy farm work in Case IH tractors.
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Marine Vessels – Resists corrosion in harsh saltwater environments.
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Construction Equipment – Provides stable performance in excavators & loaders.
Installation Tips
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Inspect mating surfaces for wear or debris. Replace gaskets (e.g., 3937706).
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Align the manifold precisely to avoid exhaust leaks.
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Follow Cummins torque specs (refer to 6CT8.3 service manual).
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After installation, check for leaks and verify turbocharger operation.
Note: Address root causes of manifold failure (e.g., overheating, cracking) to prevent recurrence.
Why Choose Volgen Power?
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Trusted OEM Supplier – Parts meet Cummins specifications.
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Global Logistics – Fast worldwide shipping.
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Technical Support – Expert assistance with fitment and installation.
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Competitive Pricing – OEM quality at aftermarket rates.
Ordering Information
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Website: www.volgenpower.com
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Email: [email protected]
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24/7 Support: +86 18827435225
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Delivery: In-stock ships in 5–7 days; non-stock 20–40 days.
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Returns: 30 days (product in original condition).
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Bulk Orders: Fleet & distributor pricing available.
FAQ
Q1: Is this a genuine Cummins part?
A1: It’s an OEM part manufactured to Cummins specifications, with equivalent performance at a better price.
Q2: Will it fit all Cummins 6CT engines?
A2: Yes — fits 6C, 6CT, 6CT8.3, ISC, ISL, QSC8.3, QSL9, and Komatsu 6D114. Confirm with your engine serial number.
Q3: What material is it made of?
A3: High-strength cast iron for maximum durability.
Q4: Do I need extra parts for installation?
A4: A gasket kit (e.g., 3937706) is recommended. Bundles available on request.
✅ Order the OEM Cummins 3929779 Exhaust Manifold today and experience Volgen Power’s quality & reliability!
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