0.040in. Thick Cylinder Head & Base 0.014in. Gasket set. Fits Touring 2017up & Softail 2018up with OEM 114ci/117ci to S&S 132ci or SE 131ci. 4.310in./4.320in. Big Bore Kit

Fitment:

* 2017up Milwaukee-Eight

* Typically used for 114ci/117ci -> 132ci upgrade (4.320" Bore)

* Typically used for SE 131ci Kits/Engines (4.310")

* MLS 0.040" thick Head Gaskets

* Base Gaskets RC 0.014" thick (OEM thickness)

* Remember to check your clearances.

Tech Tips:-

* Use of these head gaskets without proper clearance checks can lead to catastrophic engine failure