Cometic, EST top end gasket kit. Twin Cam 3-3/4" bore - 99-17 88/96" Twin Cam (excl. Twin Cooled) (NU) 2151 A shock which is slightly

A shock which is slightly shorter than stock may slightly alter the head angle and provide somewhat slower steering

Use on Left or Right side

With cut-out

One with zipped closure and one with hook-and-loop closure

Plug-&-play wiring installation

Cometic, EST top end gasket kit. Twin Cam 3-3/4" bore - 99-17 88/96" Twin Cam (excl. Twin Cooled) (NU) 2151 A shock which is slightlyWith MLS (Multi Layer Steel) . 040" 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 05 17 style 'Beehive' valve seals and 99 10 style breather gaskets.