- EST (Extreme Sealing Technology) gasket kits include embossed stainless steel head, base, and rocker gaskets covered with a proprietary rubber material
- Head gasket material allows heat to be drawn away from the combustion ring and dissipated evenly across the gasket surface to eliminate hot spots and gasket failure
- Sets contain all the necessary gaskets, seals, and O-rings to rebuild the top end from the cylinder base upward
- Made in the U.S.A.
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2013-2014 | Harley-Davidson | Breakout CVO FXSBSE | |
| 2016 | Harley-Davidson | Breakout CVO Pro Street FXSE | |
| 2016 | Harley-Davidson | Fat Boy Lo S FLSTFBS | |
| 2014-2015 | Harley-Davidson | Softail CVO Deluxe FLSTNSE | |
| 2016 | Harley-Davidson | Softail Slim S FLSS | |
| 2015-2016 | Harley-Davidson | Street Glide CVO FLHXSE | |