Cometic, EST top end gasket kit. Twin Cam 4-1/8" bore - 99-17 Twin Cam with 4-1/8" bore (excl. Twin Cooled) (NU) 504626 Note: A matching Silhouette Deluxe

Note: A matching Silhouette Deluxe passenger seat is optionally available as 508833

Apart from regular functions

For National Cycle SwitchBlade® & Spartan® windshields

Each unit adds 6 bright white running LEDs and 6 amber turn signal LEDs

OEM replacement reference 35654-06

Cometic, EST top end gasket kit. Twin Cam 4-1/8" bore - 99-17 Twin Cam with 4-1/8" bore (excl. Twin Cooled) (NU) 504626 Note: A matching Silhouette DeluxeWith MLS (Multi Layer Steel) . 030" thick head gaskets. The SLS (Single Layer Steel) cylinder base gaskets and SLS rocker cover gaskets used in these sets are . 020" thick and have . 001" of high temperature viton rubber coating on both sides. Kit comes with all gaskets, seals and o ring for a complete top end rebuild. Note: Kit comes with 99 04 style valve seals and 99 10 style breather gaskets.