S&S Cycle – Black Granite 128″ Big Bore Kit W/ Highlighted Cylinder Fins fits ’17-’20 114″ 117″ M8 Engines
This is a bolt-on kit that features the biggest cylinder bore possible with no machining of the crankcases necessary! It includes all of the required gaskets and hardware for an easy, hassle-free installation.
Note: Not recommended for Trike models.
Features
- 4¼” bore, 4½” stroke
- 11:1 forged pistons
- Made in the U.S.A.








Reviews
There are no reviews yet.