It's hard for me to tell what you have from the photo but it might be worth checking out http://jwwinco.com/
, they've got quite a selection......
1996 FlightCraft Barefooter—Merc 200 EFI
1991 ProStar 190—Acme 475, GT40-P heads, Edelbrock Performer intake, Mallory YLM Ignition (SOLD!)
The world is full of youth—what we need is a fountain of smart!