A flange type gasket to keep exhaust pipe aligned flat when bolt is tightened. Works better than original round gasket.These gaskets are constructed of compressed rubber gasket material which is a mixture of nitrite butadiene rubber and organic fillers which will withstand temperatures of 480 degrees and 360 psi pressure.
HARLEY PART NUMBER 65834-68A
Copper Crush Ring with full metal jacket both sides. Metal has rust preventive coating. Sold in SET OF 2