Recalibration required Crankcase boring required K Kit includes: Forged pistons, rings, circlips, chrome piston pins VT Kit includes: Contents of K Kit, plus gaskets Skirt coated. Fitment Notes For 2010Harley DavidsonFLHXXX Street Glide Trike. Please note some of our listings use stock photos which may be slightly different than the actual product.