The Sierra 18-15345 Belt replaces Mercruiser 57-74271, Mercruiser 57-74271Q, Mercruiser 57-74271T for Mercruiser applications. It transfers drive between the applicable engine pulleys and accessories.
Suits Mercruiser engines:
Various 5.0L, 5.7L & 7.4L engines
Need help with fitment? Contact us with your engine model and serial number and we'll help check suitability.
What is Sierra 18-15345?
Sierra 18-15345 is an aftermarket belt for Mercruiser applications.
Which part numbers cross-reference Sierra 18-15345?
This listing cross-references Mercruiser 57-74271, Mercruiser 57-74271Q and Mercruiser 57-74271T. See the Cross References & Alternative Products section above for linked alternatives where available.
How can I check whether Sierra 18-15345 fits my Mercruiser application?
Contact us with your engine model and serial number and we'll help check suitability.
Australian Dollars
