Shop is Juniors MX Supply established in 1998. Owners of klx110parts dot com, crf50 dot com, & xr50 dot com.Mini Bikes is what we do! 88cc Big Bore Performance Kit (52mm). Lightweight aluminum cylinder with steel sleeve - Cast in mounts on cylinder for aftermarket skid plates - Oversized cooling fins on cylinder for efficient heat dissipation - High compression 52mm piston with rings, pin, & clips - Head gasket kit. For use with Stock Honda Head. We recommend purchasing a high volume oil pump kit. Installation Note: It will save a lot of time and effort if the oil pump is installed while installing the bore kit. NO INSTALL INSTRUCTIONS ARE PROVIDED BY TRAIL BIKES. The item "SL70 88cc Big Bore Kit Honda SL70 TBW0925 Trail Bikes TB Parts" is in sale since Wednesday, November 9, 2016. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Engines & Engine Parts\Other Engines & Engine Parts". The seller is "goodguydealcom" and is located in Meridian, Idaho. This item can be shipped to United States, Canada.