hey all,i have a 86 IROC with a TPI 305 and 700r4.i am trying to find out what the factory ignition timing is/was. and no,i no longer have the underhood sticker.what i do have is a factory service manual that states refer to underhood sticker. its a fed emissions car that is all stock.anyone have this spec??

 

from what im reading its 6* BTDC