The INJECTOR PENCIL by A & I PRODUCTS is a precision tool designed for efficient fuel injection. This injector pencil features a compact design, making it easy to handle and operate. Constructed from durable materials, it ensures longevity and reliability in demanding environments. Its compatibility with various fuel systems makes it an essential tool for maintenance and repair tasks. This injector pencil meets industry standards, ensuring optimal performance and efficiency in fuel delivery.The A & I PRODUCTS Injector Pencil, model VPD2544, is a precision fuel injector component designed for diesel engine systems. It features durable materials suited for high-pressure fuel delivery environments. This injector pencil is engineered to fit specific engine models requiring reliable fuel atomization and injection timing. Dimensions and thread specifications comply with OEM standards to ensure compatibility and ease of installation. The VPD2544 supports efficient combustion and emission control, meeting relevant industry standards for fuel system components. Manufactured by A & I PRODUCTS, this injector pencil is a direct replacement part coded VPD2544, suitable for maintenance and repair applications in diesel engines.