Honda Trx400ex TRX 400ex 440cc Big Bore Cylinder Complete Head Camshaft 99-08. PISTON TOP HAS A CERAMIC COATING PROVIDING SUPERIOR HEAT RESISTANCE WHICH WILL EXTEND THE LIFE SPAN OF THE PISTON. EQUAL TO OR BETTER THAN OEM. THIS IS A DIRECT BOLT ON KIT.
ALL PARTS HAVE BEEN INSPECTED FOR QUALITY ASSURANCE & ARE BRAND NEW NOT REBORED. CAMSHAFT DOES NOT USE THE AUTO. THIS CAMSHAFT OFFERS 15% INCREASE IN. WORKS WELL WITH STANDARD AND BIG.1X COMPLETE SET OF RINGS. 1X COMPLETE CYLINDER HEAD POLISHED. 1X FREE NGK SPARK PLUG. 1999 - 2008 HONDA TRX 400EX.