Pitster Pro LXR 155 w V2 Race Head Bore 28mm TB Carb vs 2008 YZ85
184cc big bore 28mm carb kit yx160 gpx160 pit bike 150cc 155cc 160cc zongchen we increased the skirt height and size on the lightweight high compression 64mm piston with rings, pin, & clips to increase reliability and service life (picture is not updated yet showing piston change) head gasket kit includes the cylinder head o-ring set and an exhaust gasket.