It looks like that's the correct number. I found a set on eBay: http://www.ebay.com/itm/Crusader-Mercruiser-TBI-Fuel-Injector-25170301-Throttle-Body-Injector-5-7L-/301647034737

That's something I...

Do you have a part number for those injectors? I'm assuming that they're not '206s.