S&S Cycle Big Bore Cylinder Kit Stone Gray Twin Cam - 910-0469 For Harley Motorcycles 2007-2017 Simpson 575" Exhaust Duration 251° Exhaust

575" Exhaust Duration 251° Exhaust Open 45° Exhaust Close 26° Features Includes Installation Kit Units Kit Riding Style Street

4 bottom spring collars

2015-2017 Harley-Davidson Dyna Low Rider FXDL 1999-2005

neat appearance

Assembled in the U

S&S Cycle Big Bore Cylinder Kit Stone Gray Twin Cam - 910-0469 For Harley Motorcycles 2007-2017 Simpson 575" Exhaust Duration 251° ExhaustNote: This kit will require that the case be bored to accept the larger cylinders. Features Big Bore kit yields excellent results with stock cylinder heads Easy installation no need to bore or split existing cases, just swap the cylinders (unless otherwise noted) Cylinders are constructed from premium aluminum castings with cast in iron liners Kit includes cylinders, pistons, rings and gaskets (head, base and exhaust) Made in the U. S. A. Project