Cometic Gasket CG-C9758F Engine Gasket Kit for Sportster 91-03 w/1200cc Engine

• EST kits ensure critical seal and superior durability that meets and exceed OE specifications

• MLS (multi-layer-steel) head gaskets are ideal for any combination of head and cylinder materials, comprised of two embossed viton coated stainless steel outer layers and variable stainless center layer

• The variable center layer allows us to create multiple gasket thickness options, no re-torque is required after initial torque set

• Rubber coated single layer steel base gaskets are viton rubber coated with a steel core

• AFM material engine cover gaskets are made for a chemically blown compounded nitrile synthetic rubber that is bonded to an aluminum core.

• AFM has a temperature resistance of over 250 degrees F and an 85 percent recovery while maintaining a strong torque retention, they also install dry and do not require a re-torque

• Viton valve stem seals are made from hi-temperature Flouroviton with Teflon to prolong valve stem life and have a spring on the wiper to maintain a positive seal

• Race style exhaust gasket that will not fray into the port

• Copper washers and Viton o-rings are used to seal drain plugs and engine covers with stock o-ring seals