The camshaft is one of the key components of the engine. The hardness of the cam tip and the depth of the white layer are key technical indicators that determine the service life of the camshaft and the efficiency of the engine.100% Brand New & High Quality. High-quality cost effective replacement for OEM parts. Direct replacement to your original unit. Pic shown is of exact item you will receive. Marks of Cylinder Barrel is 197CM³ Package Includes. 1High performance upgrade camshaft kit. Important Notes: If you have any questions, Please. The item "UPGRADE Camshaft 200CC BIG BORE Cylinder Piston Kit For HONDA CRF150F CRF 150 F" is in sale since Wednesday, September 4, 2019. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Engines & Engine Parts\Cylinder Barrels". The seller is "betterlife100" and is located in Changsha. This item can be shipped worldwide.