90cc Complete Cylinder Head Barrel Piston Kit for C90 1986-2002 TRX90 This kit includes a cylinder head, barrel, and piston designed to fit 90cc engines compatible with models from 1986 to 2002.The components are engineered for precise fitment and performance in standard bore configurations.Made from materials, the cylinder head supports efficient combustion, while the barrel and piston are constructed to maintain compression and reduce wear during.This replacement set is intended for use in recreational and all-terrain vehicles requiring a complete end rebuild.Installation requires standard mechanical tools and knowledge of small engine assembly.