NICHE Cylinder Wiseco Piston Gasket Head Top End Kit for Honda Rancher TRX350 Posted February 21st, 2024 by admin & filed under niche. NICHE 2450-0 Cylinder Piston Gasket Head Top End Kit. NICHE Cylinder Wiseco Piston Gasket Head Top End Kit for Honda Rancher TRX350. Cylinder Bore Size 78.5mm. Share « Previous Post Next Post »