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 High Horsepower Engines cause the

High Horsepower Engines cause the O

High quality “moto centric” zippers with metal Burly embossed button snaps and accents as well as an “Anti-Flail Snap System” keep everything secure

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

* Arlen Ness laser logo included on each end cap

Sportster Sport Models (XL1200S 1996-2003) or Dyna Super Glide Sport (FXDX 1999-2005)

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 High Horsepower Engines cause theFeatures & 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