4 stroke engines are doing well in this area nowadays. We have a few machanised garden tools with 4 stroke and they are not that expensive. They are not dirty c

4 stroke engines are doing well in this area nowadays. We have a few machanised garden tools with 4 stroke and they are not that expensive. They are not dirty cheap like the electric ones but that depends on the quality range you buy as well I guess. Added benefit of the 4 stroke is they run a lot quieter.