A petrol pressure washer is mainly used for industrial use or when a electric power source is not available. The uses for a petrol pressure washer are endless as they will cater for most needs. Great for cleaning machinery, yards, houses, contracting work, etc. All MTS Direct’s petrol power washers are four stroke petrol engines some Honda others Loncin or SIP. All in stock for next day delivery from our warehouse and shop in Ballymount Ind. Est, Dublin Ireland.