Cylinder Head & Base Gasket Kit. Fits Big Twin 1966-1984 with Shovel Engine & 3-5/8in. Big Bore Cylinders. H-D Softail 2018up Black * Replaces OEM # 21940-83

* Replaces OEM # 21940-83

They DO NOT fit the passenger foot peg mount on 2018-up Softails—there is a second peg/clevis assembly for this application

Dyna 2006-2007 Use # LRB-7195-Z

* Volume: 6

Cylinder Head & Base Gasket Kit. Fits Big Twin 1966-1984 with Shovel Engine & 3-5/8in. Big Bore Cylinders. H-D Softail 2018up Black * Replaces OEM # 21940-83Features & Benefits: * Fits Shovel Engine with 3 5 8" Big Bore Barrels. * Teflon Head Gaskets. * Sold as a Kit. Tech Tips: * Head Gaskets 0. 046" Starting Thickness. * Head Gaskets 0. 040" Final Crush. * Base Gaskets 0. 031" Starting thickness. * Base Gaskets 0. 025" Final Crush. * Teflon or PTFE (Polytetraflouroethylene) Coating. Improves Seal & Provides a Barrier that is Resistant to Material Scuffing. Proudly Made in the USA by James Gaskets !