Check Valve Drain, Exh Plate for Mercury 40-300HP

Please note: this is a special order item - allow 7-10 business days

Check Valve Drain, Exh Plate for Mercury 40-300HP - 817519A1

Applications / fitment:

• Mercury 40-300hp

Engine brand: Mercury

Cross-reference numbers: 812821A1, 817519A1

Please compare the part number & application information with the component being replaced before ordering. Contact us with your model & serial number if you need assistance confirming fitment.