Standard Bore, High Compression Pistons with 10.6:1 Compression Ratio. Fits CVO Twin Cam 2007-2017 with 110ci Engine & 'S' Models with 110ci Engines. - S&S Oil Coolers - Universal Fitment * Upgrades early 1999-2006 style

* Upgrades early 1999-2006 style mechanical cam chain drive tensioner systems to the late 2007-2016 hydraulic cam chain drive tensioner system

Klock Werks Flare™ is the ORIGINAL windshield of its kind

Idle un-affected

* Flow Rate: 5

Standard Bore, High Compression Pistons with 10.6:1 Compression Ratio. Fits CVO Twin Cam 2007-2017 with 110ci Engine & 'S' Models with 110ci Engines. - S&S Oil Coolers - Universal Fitment * Upgrades early 1999-2006 styleFeatures & Benefits: * Use with performance exhaust, air cleaner, S&S 585 bolt in cams & EFI tune to produce massive horsepower gains. Tech Tips: * Will Not Fit Twin Cooled Models. * Pistons measure 3. 9975 when new. * . 0025 Clearance with stock 4. 00 bore. * Pistons may be slightly more noisy than stock. * Replacement Ring Set # SS940 0040. * Follow Ring End Gap & Piston to Cylinder Clearances as per the supplied Manufacturers Instructions. * Pull