Std Flat Top Pistons with 10.0:1 Compression Ratio. Fits Twin Cam 2007-2017 with 103ci Engine & also Converts Twin Cam 2007-2017 96ci Engine to 103ci. - Keith Black Pistons Custom or Universal Solo Seats * All required wiring and

* All required wiring and hardware is included

* Will Not Fit Fatboy 2018up

* Follow Ring End Gap & Piston to Cylinder Clearances as per the supplied Manufacturers Instructions

and connectors included for plug and play installation as running and turn signal functions with corresponding Front Run/Turn Signal Accessory Adapters (sold separately)

Everything you need to connect the wiring on your OEM or after-market tour pack

Std Flat Top Pistons with 10.0:1 Compression Ratio. Fits Twin Cam 2007-2017 with 103ci Engine & also Converts Twin Cam 2007-2017 96ci Engine to 103ci. - Keith Black Pistons Custom or Universal Solo Seats * All required wiring andFeatures & Benefits: * Bore = 3. 875 * Stroke = 4. 375 * Flat Top with slight hollow Dome. * Forged 4032 Alloy is an 11% silicon alloy that is formed in a forging press then fully machined. * Best resistance to cracking in hi comp performance applications. * Require . 001 wider piston to wall clearance. * Anti Friction skirt coating. * Complete kit includes: two pistons, rings, wrist pins and clips. Tech Tips: * 10. 0: 1 Compression Ratio with 85cc