Thermostat & Cover Kit 120.5 F for Mercury 300X

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

Thermostat & ; Cover Kit 120.5 F for Mercury 300X - 9005K

Applications / fitment:

• Mercury 300X

Engine brand: Mercury

Cross-reference numbers: 843148A 1, 843148A1

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.