This is a brand new aftermarket fuel pump assembly. This fits models 450, 470, 480, 500, 550, 580, 600, 640, 680, 780, 55-46, 65-46, 55-56, 65-56, 45-66, 50-66, 55-66, 60-66, 65-66, 70-66, 80-66, 70-76, 80-76, 55-90, 65-90, 70-90, 80-90, 85-90, 60-93, 65-93, 72-93, 82-93, 88-93, 60-94, 65-94, 72-94, 82-94, and 88-94. The oem part number for this item is 4757883. Thanks for looking!!

1503-3000