isde cummins performance head

ISDe QSB6.7 QSB5.9 QSB4.5 หัวกระบอก Cummins หัวประสิทธิภาพ Cummins

wholesale OEM made ISDe QSB6.7 QSB5.9 QSB4.5 engine head, cylinder head assembly for Cummins engines The cylinder head is integrally cast with high-strength alloy cast iron, reinforced by heat treatment and aging process, which is resistant to high temperature, high pressure, deformation and ... อ่านเพิ่มเติม