Wallfish

Hello and Hi you may have seen that i have just become a member , recently i bought an ohlssen&rice compact no1 ,it had been fitted into a large model boat ,i bought because i like that ind of thing . have a small collection of vintage model aero engiines , my faverites those made in America during the 1940/50 period espcialy those with spark ignition , allways wanted one when i was a kid but didnt have the money . Back to the O&R , i cant figure out how the carb diafram gets it paule...