3-7/8" Bore Forged Piston Set +0.02" Big Twin (99-16) Dyna Softail Touring

【S&S Cycle 92-1212 3-7/8 Bore Forged Piston Set +0.02 Inch Big Twin (99-16) Dyna Softail Touring Engine Parts Proto】
■ Product Description This forged 3-7/8 inch bore stroker piston for 1999-16 HD Big Twins is the required piston for S&S 106CI stock bore stroker kits and 4-1/2 inch stroke flywheels. ■ Compatible models Harley-Davidson Dyna family, Softail family, Touring family ■ Specifications Material: Forged aluminum Remarks: For genuine or S&S Super Stock cylinder heads Special notes: +0.02 inch ■ Notes *The image is for illustrative purposes only. It includes products with different sizes and colors. Product designs and specifications are subject to change without notice. Please be aware.