Originally Posted by cyclotoine
appears to be Nuovo Valentino. 1978-1981??
Correcto!
It IS a Nuovo Valentino, but it didn't come out until 81-82 and was probably available until 86. giveaways are the lipped non-drilled cage (GS or NV only) and the bushed like area on the pivot arm (NV only - GS had a smooth joint).