Everything is new in the original packaging. If you have ANY issue with something you order from us PLEASE let us fix the problem before you leave feedback. We 100% guarantee we will find a reasonable solution to any problem. We want happy customers always. We ALWAYS STRONGLY recommend that this be installed by a qualified mechanic with experience doing this type of work.Piston comes with specific instructions for setting ring gap. If you do not follow these your motor will fail. The item "LTZ400 LTZ 400 Z400 Motor Engine Rebuild Rebuilt Kit Complete Hotrods Wiseco 90m" is in sale since Tuesday, February 6, 2018. This item is in the category "eBay Motors\Parts & Accessories\ATV, Side-by-Side & UTV Parts & Accessories\Engines & Components". The seller is "bpracingatv" and is located in Upland, California. This item can be shipped worldwide.