Complete with rings, clips, and wrist pin. Everything you need to bolt up and go. No machining is required, simply bolt on and Blast!! The item "YZ250F WR250F WISECO 290CC 83mm BIG BORE CYLINDER KIT YZ 250F 01-08" is in sale since Friday, June 26, 2020.This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Engines & Engine Parts\Other Engines & Engine Parts". The seller is "atvunlimited" and is located in Sunbury, Ohio. This item can be shipped worldwide.