<VV> Viton crank seal problems

[Rick Norris]

So Cap'n, do you pray to God they don't leak??
TLH

> I have a couple thoughts on this. I've used viton crank and damper seals 
> religiously over the past 20 or so years in at least 4 Corvairs and don't 
> recall any issues with them. Could it have something to do with the 
> initial condition of the crank and damper hubs ? If they are worn, could 
> this be an issue? Could the non-viton ones be more flexible and adapt to 
> worn hubs better?
> Randy (Cap'n) Hook