Fortpro Cylinder Liner O-Rings are the ultimate solution for maintaining the integrity and performance of your Cummins 855 and N14 engines. These O-rings are precision engineered to provide a tight seal that prevents oil leaks, ensuring your engine runs efficiently and safely. Made from heat and chemical resistant materials, these O-rings ensure exceptional durability and long life, even in the most extreme conditions. Compatible with OEM references AR51477 and 121201, their installation is simple and guarantees a perfect fit, protecting the engine from major problems and improving general efficiency.

Specifications:

• Brand: Fortpro
• Vehicle Type: Semi-Trucks / Heavy Trucks
• Product Department: Engine
• Product category : Cummins Parts
• Part Type: Cylinder Liner O-Rings / Liner O-Ring Kit
• OEM Reference #: AR51477
• Outside Diameter (O.D): 5.90 in.
• Applications:
  Cummins N14 Engine Series
  Cummins 855 Engine

CrossReference:

• Cummins: AR51477
• PAI: 121201