The VERTEX ITALKIT piston for Top Performances kits for Top pink, Top black, Trophy, DR RACING kits.... A very worked and clean piston. Mounts on air like liquids!
 Compression: 25.5
 Bombing: 2.4
 Piston pin: Ø10
 Segment: 1 x 1.5 FNCr.
 Replaces TOP PERFORMANCES pistons 9908800, 9906042 and DR RACING PT00102
 2 sizes exist:
 - the 47mm for the original kits
 - the 47.4mm for rebored kits due to power or tightening.
 - the 47.8mm for rebored kits due to power or tightening.
 - the 48.0mm for rebored kits due to power or tightening.
 Delivered with axle, clips, piston, segment.
 Mounts on :
 2-stroke minarelli horizontal liquid and air scooter engine (NITRO, OVETTO, NEOS, AEROX, JOG...) with TOP PERFORMANCES kit Ø 47mm in cast iron, Black Trophy, DR RACING, Top Rose, Top Black.....