The 3664342M91 is a genuine OEM fuel injection pipe specifically designed for McCormick agricultural tractors, including various models in the MC and MTX series. This critical component ensures the precise and efficient delivery of fuel to the engine's injection system, which is vital for optimal engine performance and fuel efficiency. Manufactured to McCormick's stringent quality standards, this pipe guarantees a perfect fit, leak-free operation, and long-lasting durability, essential for the demanding conditions of agricultural machinery.