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

【S&S Cycle 92-1210 3-7/8 Bore STD Forged Piston Set Big Twin (99-16) Dyna Softail Touring Engine Parts Prot】
■Product Description The forged 3-7/8 inch bore stroker pistons for 99-16 HD Big Twins are the pistons required for the S&S 106CI stock bore stroker kit and 4-1/2 inch stroke flywheel. The stock 88CI cylinders require boring, but S&S offers replacement cylinders. ■Compatible models HarleyDavidson Dyna Family Softail Family Touring Family ■Specifications Material: Forged aluminum Remarks: Compatible with genuine or S&S Superstock cylinder heads Special notes: Standard bore size Included accessories: Piston pins, piston rings ■Notes *Image is for illustrative purposes only. Includes products with different sizes and colors. Product designs and specifications are subject to change without notice. Please understand.