Our company--Jiangsu Sihong Fuel Injection Equipment Co., Ltd is a professional big factory who producing "HB"brand diesel engine oil system, the assembling of nozzle plunger valve, three pair precise parts. For replacement of BOSCH, ZEXEL, DENSO, CUMMINS, CATERPILLAR, KOMATSU, etc. Specific model as below: 1418 522 011 1418 522 057 1418 522 047 1418 522 055 A28 A32 A33 A45 A49 A58 A69 A75 2418 554 001 2418 552 069 2418 552 065 2418 552 003 2418 552 027 2418 554 069 2418 554 077 2418 554 047 2418 554 065 2418 552 009 DK14 DK15 DK25 DK26 K48 D49 C186 DK23 Our products have been already exported to various countries of all over the world. We are always supplyig standard and good quality products at a very competitive price. With great sincerity to do business with you, we are looking forward to your inquries. If any need, pls contact me!