Precision-Engineered Cummins 6CT 8.3L Cylinder Head Gasket

High-performance multi-layer steel construction with laser-cut sealing edges for extreme pressure resistance, designed to withstand 300+ psi combustion pressure. Features aerospace-grade graphite coating for superior heat dissipation (up to 2000°F continuous operation).

Direct OEM Replacement with Enhanced Durability

100% interchangeable with Cummins OEM #3938267/3931019, using upgraded NBR rubber seals around coolant ports. Includes CNC-machined alignment pins for error-free installation on 6CT/8.3L engines.

Proven in Heavy-Duty Applications

Ideal for mining equipment, marine propulsion systems, and over-the-road trucks. Tested under 500+ thermal cycles without compression loss. Bulk packaging available for fleet maintenance operations.

Global Logistics Advantage

Warehoused in USA/EU/Asia hubs for same-day dispatch. MOQ starts at 10 units with tiered wholesale pricing. Includes 24-month unlimited-mileage warranty.

Exclusive Wholesale Benefits

Price-match guarantee against any authorized distributor. Custom kitting available for engine rebuild bundles (head bolts/valve seals sold separately).