Cylinder head for Ram2500 3500 4500 5500 F-650 F-750 Cummins ISB 6.7L 4936081, 3977221

Description

•  OE Number: 4936081, 3977221
• OEM Quality, Precision Fit
  Manufactured to strict Cummins OEM specifications, engineered specifically for ISB/QSB 6.7L and ISDE 6.7L series diesel engines—the essential core component for engine overhaul and performance restoration.
• Cast Iron Construction for Maximum Durability
  Constructed from high-strength cast iron, offering excellent thermal shock and fatigue resistance for long-term reliability and service life under continuous high-load, high-temperature conditions.
• 24-Valve Design for Efficient Combustion
  Features a 4-valve per cylinder (24-valve) design that significantly improves airflow and air-fuel mixing, optimizing the combustion process for better fuel economy and reduced emissions.
• Loaded Assembly, Ready to Install
  Supplied as a loaded assembly with all valves, springs, retainers, locks, and seals pre-installed and precision-set at the factory-ready for direct installation right out of the box, significantly reducing repair time.
• Multiple Interchangeable OE Numbers
  Replaces multiple Cummins OE numbers including 3977221, 2831474, 5364892, 5282703, and 4936081-broadly compatible with various ISB/QSB/ISDE engine production batches, simplifying parts sourcing.
• Fit for vehicle:
  Dodge: Ram2500, Ram3500, Ram4500, Ram5500
  Ford: F-650, F-750
  Freightliner: 108SD, M2 106, MT45, MT55, XB Series, XC Series, B2 Series, MB Series, MC Series, CE Series
  International: 4300, 4300LP, 7300, DuraStar, WorkStar
  Sterling: Bullet
  Blue Bird: Vision, All American FE, All American RE, SHL All American
  Thomas: Saf-T-Liner, Transit Liner
  Gillig: Low Floor
  Solaris: Urbino 10, Alpino
• Fit for engine: Cummins ISB, QSB 6.7L 24V L6 Diesel Engine
• Package include: Cylinder Head*1: 4936081, 3977221