Mine did the same thing. I replaced mine with a blade I bought and modified from Grainger. I bought three at that time in case I screwed up and I still have two. Let me know if interested and I could modify another or send you one for you to modify. It went really easy.
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"