Read this...http://www.thehulltruth.com/boating-for ... ges.html#bThen call Merc or a Merc dealer, S/N's at the ready. You need to hear from Merc that your motors are compatable, not from us...
Ok, these motors are not compatible because they are carbs as opposed to fuel injected according to mercury./close thread!
Quote from: "keysguy"Ok, these motors are not compatible because they are carbs as opposed to fuel injected according to mercury./close thread!Are you sure these are Opti's? They did also make inline 4 cyl 115's carbed engines that same year. OPti's are DFI engines without conventional carburetion.