This listing is for a factory original Porsche 911 Marchal alternator 

The part number 71230202 indicates its for a 78-89 911 

It is dated for 1980 but should work with various years 

Check part number for fitment

I have not tested the unit so I can not guarantee condition 

I am selling it as a core, although I was told it was In Good shape 

It is sold as pictured 

Please check out my other listings as I am listing new parts everyday