The iboats forum moderators are excited to announce that at this time it appears the iboats forums posting pictures function is working once again. Though we cannot promise for how long, we're hoping for indefinitely.
Mercury has never built any 4 cyl 90 HP engines, they did build 850s that are 85 HP and 4 cyl in the 70s. If your engine is a 4 cyl with a large gearcase the it's a 1977, 850 by the serial number.
