S&S CYCLE 107" BIG BORE KITS HARLEY DAVIDSON TWIN CAMS 07-17 HARLEY VROD EXHAUST When used in combination with

When used in combination with our front crash bar

and a hidden-axle design

bar none (yes

Pure copper core decreases fouling

Cannot be used with engine guards

S&S CYCLE 107" BIG BORE KITS HARLEY DAVIDSON TWIN CAMS 07-17 HARLEY VROD EXHAUST When used in combination withS&S CYCLE 107" BIG BORE KITS HARLEY DAVIDSON TWIN CAMS 07 17 The 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 Kits include cylinders, pistons, rings and gaskets (head, base and exhaust) Black or silver powder coat finish Made in the U. S. A.