MCS-561581 - Front & rear gasket for one engine. .020" MLS (Multi Layer Steel). Consists of a top and bottom layer of embossed stainless steel with both side coated with 250?C high temperature polymer rubber layer. The inner ring(s) are also stainless steel. The gaske

Fitment:
63-65 Panhead; 66-84 Shovelhead. With 3-5/8" big bore cylinders (NU)