> Does anyone know the part # for the TBS or is it
> the same as a standard Thunderbird?
It should be the same. Way back when somebody went through the entire engine
and found out that none of the part numbers differed between any of the "classic
triples".
> Would like to stay with OEM, but I see that EBC
> manufacture them as well.
Haven't tried them, but I wouldn't be shy to try anything made by EBC.