The line on the right side isn't so much the concern, but the nipple on the carbs where it came off is. If you did what I think, that nipple has to be plugged/capped. Leaving it open would throw the mixture way lean causing you to have to choke severely to get it to run.
87 vn750at least that is what the frame #'s say
"Squirrel Bike" aka Jersey
Rat bike with a good PR agent
shaved and coastered
2 into 1 exhaust
rear 170 and front 110
custom dash with voltmeter
Recovered seat without "butt hammers"
More to come
Praise to the Parts Goddess Crobins for needed things
When someone tells me "Great minds think alike" all I can think is "You Pervert"