Cometic, gasket transmission top cover. AFM - 86-99 B.T. (excl. 91-99 Dyna) (NU) 503980 58 KW(79 PS) Harley Davidson

58 KW(79 PS) Harley Davidson FLSTFB 1690 ABS Fat Boy Lo 1690 2017 AMERICA 55 KW(75 PS)

and lead-free

125" sized spacers

Mounts with 3" muffler clamps

Classic styling and superior one-piece top clamp strength

Cometic, gasket transmission top cover. AFM - 86-99 B.T. (excl. 91-99 Dyna) (NU) 503980 58 KW(79 PS) Harley DavidsonAFM (Aluminum Foamette Material). OEM replacement reference 34904 86, 34904 86A, 34904 86B, 34904 86C, 34904 86D. Cometic's AFM gaskets have an aluminum core with a chemically blown, compounded nitrile synthetic thin foam like rubber layer bonded to both sides. Temperature resistant to over 250F (122C). AFM rubber has a 85% recovery while maintaining strong torque retention. Re torqueing, gasket sealers or silicone beads are not required.