Wiseco Bottom End Gasket Kit Polaris 500cc Gasket 3x3 Handmade Wood Cube Puzzle Fun and Beautiful Brain Teaser Etsy 3x3 Handmade Wood Cube Puzzle Fun and Beautiful Brain Teaser Etsy How To Put Together The Cube Puzzle at Sean Swick blog Wooden Cube Puzzle. Wiseco's bottom end rebuild kits help save time and money for your dirt bike, ATV, or UTV bottom end rebuild. Available for many popular applications, these kits contain a crankshaft assembly, main bearings, and a bottom end gasket kit, all in one box under one part number. This Part Fits: Year Make Model Submodel 2001 2006 Polaris 500 Base 2001 2006 Polaris 500 Classic Base 2001 2002 Polaris 500 RMK Base 2001 2003 Polaris 500 XC Base 2001 2006 Polaris 500 XC SP Base