Cylinder block 1N3574 suits the engine of Caterpillar 3304, 3304 generator, CAT engineering machinery series of 130G,  941B， 951C， 955L， 963， D3C,  D4D,  D4E,  D4H,  D5H,  E240， EL240， 215B, 215C,  219，120G,  508，515，518，525，527，926，930T, 936，950B.

Luoyang Tianzhou machinery Co., ltd., one of the earliest manufacture in western Henan province, China , is specialized in manufacturing cylinder block, cylinder head, shell and other precision parts that adapt to the engine of Caterpillar, Cummins, and Komatsu and other series. As much as eighty percent of our products are exported to the market of Europe, America, Southeast Asia, Africa, Mideast and other regions. As one of the professional manufacture in manufacturing Caterpillar series cylinder block, Luoyang Tianzhou Machinery has built long-term relationship with numerous large or medium-sized wholesalers and terminal users both in domestic China and aboard and has been consistently enduring to launch new products with technology innovation and rigorous procedures.

  The operating principle of Tianzhou Machinery Co., Ltd. is sincerely to service our consumers with high quality, punctuality and competitive price. Welcome to visit us and look forward to establishing business relationship with you!