Aluminum Impeller Cylinder It is recommended that these parts be installed by a certified repair shop. Please prime the oil pump per recommended procedure. The item "POLARIS RZR, RANGER 800 EFI ENGINE KIT CRANKSHAFT 82MM BIG BORE PISTONS 11-16" is in sale since Friday, January 11, 2019. This item is in the category "eBay Motors\Parts & Accessories\ATV, Side-by-Side & UTV Parts & Accessories\Engines & Components".The seller is "ewsmotorsports" and is located in Pullman, Washington. This item can be shipped worldwide.