Cometic, cylinder head gaskets 4" bore .030" MLS - 99-17 Twin Cam (excl. 14-16 Twin Cooled) (NU) 992291 up to the shocks)

up to the shocks)

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Cometic, cylinder head gaskets 4" bore .030" MLS - 99-17 Twin Cam (excl. 14-16 Twin Cooled) (NU) 992291 up to the shocks)MLS (Multi Layer Steel). Front & rear gasket for one engine. 4. 00" bore fits 110" OEM H D Twin Cam. Will not fit 110" Twin Cooled models. Stock Twin Cam gasket is approx. . 040" thick. OEM replacement reference 16801 07B. MLS (Multi Layer Steel) explained: MLS consists of a top and bottom layer of embossed stainless steel with both side coated with 250C high temperature polymer rubber layer. The inner ring(s) are also stainless steel. The gasket