The price of cat excavators to re-engineer fuel tanks varies from one factor to another, including, but not limited to, fuel tank materials, volume size, process complexity and market demand.First, different-size Cat excavators may need to match different-capacity tanks, such as those with small excavators, which may be in the range of several thousand dollars, while large or specially tailored tanks may be in the range of tens of thousands.Second, the choice of high-quality stainless steel or alloy material for tank manufacture would be more costly than ordinary steel, which would also have a direct impact on the final conversion price.Furthermore, the cost of retrofitting the tank would increase if it involved additional protective facilities or improved internal structures to enhance safety and durability.For the Cat excavator retrofit tank service, it is recommended that the professional engineering and mechanical service provider be contacted to obtain accurate quotations and ensure that all changes comply with relevant national safety standards and environmental requirements.In addition, attention to market developments and timely comparison of prices and service quality of multiple suppliers are key to cost savings and guarantee the smooth implementation of the project.In summary, to clarify the specific answer to the question of `How much fuel tank was modified by the Cat excavator', there was also a need to take a combination of factors and recommend that users consult professional service providers for detailed information based on their own equipment model and actual needs.Keep an eye on industry information in order to keep abreast of the latest price trends and optimal solutions for cat excavators.