MCS-561519 - MLS (Multi Layer Steel). Front & rear gasket for one engine. 3-7/8" (3.875") fits 88" to 95"(1550cc) big bore conversions and is standard size for 103" OEM H-D engines. Will not fit 103" Twin Cooled models. Stock Twin Cam gasket is approx. .043" thick.

Fitment:
99-17 Twin Cam (excl. 14-16 Twin Cooled). With 3-7/8" bore 95"/103" engines (NU)