3-7/8" Bore Forged Piston Kit +0.05" Big Twin (99-16) Dyna Softail Touring

【S&S Cycle 92-1214 3-7/8" Bore Forged Piston Set +0.05" Big Twin (99-16) Dyna Softail Touring Engine Parts Prot】
■Product Description The forged 3-7/8 inch bore stroker pistons for 1999-16 HD Big Twins are the pistons required for the S&S 106Vi stock bore stroker kit and 4-1/2 inch stroke flywheel. OEM 88Ci cylinders can be bored out to fit these pistons, but S&S also offers replacement cylinders. ■Compatible Models Harley-Davidson/Harley-Davidson Dyna Family, Softail Family, Touring Family ■Specifications Material: Forged Aluminum Notes: For OEM or S&S Super Stock Cylinder Heads Special Note: +0.05 inches ■Cautions *Images are for illustration purposes only. Includes products of different sizes and colors. Product design and specifications may change without prior notice. Please be aware of this.