Aftermarket Mercruiser 47-43026T2 Impeller Kit
The Sierra 18-3117 Impeller is designed to restore water-pump output and maintain cooling-water flow through the engine in Mercruiser applications. It replaces Mercruiser 8M0204677.
For:Â #1 Units thru s/n D494568
Need help with fitment? Contact us with your engine model and serial number and we'll help check suitability.
What is Sierra 18-3117?
Sierra 18-3117 is an aftermarket impeller for Mercruiser applications.
Which part numbers cross-reference Sierra 18-3117?
This listing cross-references GLM 12510, Mallory 9-43400, Mercruiser 32435 and Mercruiser 32435B. See the Cross References & Alternative Products section above for linked alternatives where available.
How can I check whether Sierra 18-3117 fits my Mercruiser application?
Contact us with your engine model and serial number and we'll help check suitability.