- Construction Made from high quality materials this crankcase replacement is built to withstand the rigors of regular use and resist wear over time. - Improved performance Replacing your old crankcase with this model can improve overall engine efficiency and contribute to smoother operation and better performance. - Easy installation The simple design enables quick and trouble free installation so you can replace your crankcase without professional help. - Compatibility and fit Direct replacement for compatible engines, designed to match standard crankcase dimensions for reliable fit and operation. - Material and dimensions Constructed from durable high quality materials with standard dimensions to ensure proper sealing and long service life. - Use scenarios - Routine maintenance and replacement on motorcycles and other small engines - Do it yourself engine repairs in lawn care equipment such as mowers and tillers - Rebuilding or servicing ATVs and similar vehicles that use a comparable crankcase design