This rocker lever housing fit is designed for use with Cummins engines and is compatible with models K19, K38, K50, QSK NT855, N14, and K60. Made in China, this high-quality part is a must-have for anyone looking to maintain or repair their heavy equipment. Ideal for use in a variety of industrial settings, this rocker lever housing fit is perfect for those in need of a reliable and durable solution. Whether you're a professional mechanic or simply looking to DIY your own repairs, this part is sure to meet your needs.