1960-69 exhaust packings, graphite, 140 HP, head to manifold, set of 6 , 3 for each side. don't forget to put a little dot of silicone on the packing to keep it from sliding out of the tube , when installing your manifold. an old-fashioned tip from my grandma, an original Corvair enthusiast,  it works. feel free to give us a call at the shop at 918-753-2486 with any questions you might have.  !