Cometic, cylinder head gaskets 3-7/8" bore .051" MLS - 99-17 Twin Cam (excl. 14-16 Twin Cooled). With 3-7/8" bore 95"/103" engines (NU) 550589 100% waterproof rain cover with

100% waterproof rain cover with all seams electronically heat sealed

The below diameter of the cap is ca

The smallest of the smallest in billet aluminum master cylinders is this Kustom Tech miniature version

Fits rigid and wingarm frames

Female crimp-on terminal pins for the female plug housing

Cometic, cylinder head gaskets 3-7/8" bore .051" MLS - 99-17 Twin Cam (excl. 14-16 Twin Cooled). With 3-7/8" bore 95"/103" engines (NU) 550589 100% waterproof rain cover withMLS (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. 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