WE NEED PARTS FOR CUMMINS ENGINE B4.5. FOUR CYLINDER ENGINE. WE NEED THE TOP KITBOTTOM KITCRANKSHAFT-PN 3939367CON ROD BEARING-PN 3939380CONNECTING ROD ASSY-PN 3939405PISTON-PN 102071MAIN BEARING-PN 3929016/3932451ENGINE VALVESVALVE GUIDEOIL PUMPWATER PUMPRINGS(102MM)WE NEED THEM URGENTLY, KINDLY QUOTE GOOD PRICE AND GOOD QUALITY.