Vertex Top End Piston Kit SX85/TC85 18-27 - 12 Degree Head Piston Size:C 46.96mm Stack height measured to restore

Stack height measured to restore clutch engagement consistency

steel separator plates and heavy-duty clutch springs

Renthal 7/8 handlebars have a shot peened surface texture that increases the fatigue life and durability of the bar

Designed and engineered to provide the most active and progressive energy management solution possible

Vertex Top End Piston Kit SX85/TC85 18-27 - 12 Degree Head Piston Size:C 46.96mm Stack height measured to restoreVertex's Piston Kits are engineered to deliver exceptional performance, durability, and precision fit for both 2 stroke and 4 stroke engines, catering to riders who demand the best from their machines. Key Features: Precision Fit: Available in exact A, B, or C sizes to match your cylinder bore perfectly, maximising power and performance while minimising blow by and oil consumption. 2 Stroke Pistons: Contain 18% silicon to reduce wear and thermal