The well known Vertex brand has developed his new range of pistons “Racer’s choice” thanks to his collaboration with the better world team, in order to bring them performance and reliability. The draw and shape of the cap is optimized to improve the fire front and getting a better compression ratio.
Piston cap shape and design optimized to improve the fire front and getting a higher compression ratio
Treatment limits frictions
Some reinforcements make the piston structure stronger which limits the cap deformation
Short and chamfered pin with a DLC treatment (Diamond Like Carbon)
Clip with outside nose to avoid any rotation at high engine rate
Very thin “GNH” ring produced in high resistant steel PISTON TYPE: FORGED DIAMETER Ø (MM): 76.95 PISTON COMPRESSION: HIGH COMPRESSION
APPLICATIONS OF THIS PRODUCT: According to the data provided by the manufacturer, this article is compatible with the following brands, models and years: FANTIC XEF 250 250 2022-2023 FANTIC XXF 250 250 2022-2023 YAMAHA WR 250 F 250 2020-2023 YAMAHA YZ 250 F (CG40) 250 2019-2021 YAMAHA YZ 250 F 250 2022-2023 YAMAHA YZ 250 FX 250 2019-2023