Quick view Yamaha 2006-2009 Yamaha Rhino 450 Cylinder Boring Service Compare MSRP: $100.00 - $400.00 2006-2009 Yamaha Rhino 450 Cylinder Boring ServiceCommon engine problems: low compression, oil burning, poor performance, or visible cylinder wear.This service will restore compression, stop burning oil, increase horsepower and extend engine life... Choose Options Choose Options