SERPENTINE BELT-GM - 47-15103

Belt serpentine 57-865615-003. Serpentine belt 865615Q03 is 2, 704mm long to fit MerCruiser 2001-2016 V-6 & V-8 (305 & 350 cid) Alpha engines with closed cooling and Bravo engines with standard cooling (s/n 0M320025 thru 2A455872) It is the same belt as installed by MerCruiser.