Motorcycle 96mm Cylinder Block Aluminum Engine Accessories For CRF450R 2004-2008 Pit Dirt Bikes Engine Cylinder This aluminum cylinder block is designed for use with CRF450R models from 2004 to 2008.It serves as a replacement engine component for pit and dirt bikes, providing performance in off-road applications.The 96mm bore size supports standard displacement configurations and compatibility with OEM specifications.Constructed from aluminum, the cylinder block contributes to efficient heat dissipation and reduced engine weight.Suitable for riders seeking to maintain or restore their motorcycle's engine functionality.