0.051in. Head Gaskets. Fits 883cc Sportster 1986-2021.

Harley-Davidson Evolution Sportster 3.000" MLS Head Gaskets. Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a viton rubber coating. Compressed operating thickness is .051".

* Sold as a Pair

* Replaces OEM # 16664-86A