FULLY rebuilt RZR 900 crankshaft and connecting rods , supply with NEW rod' s bearings and NEW main bearings .The rebuilding process made by our machinist with skill and precision in our hi-tech engine rebuilding machine shop . CRANKSHAFT and RODS are top quality OEM core .BEARINGS are made by engine parts manufacturers .Meets ALL OEM specs .We NEED your OLD CORE as that is an EXCHANGE PROGRAM ; but you may pay the $ 500 '' OLD CORE CHARGE '' to get your rebuilt kit ship on the same day .That '' core charge '' will be refunded once we will get your damaged parts.