STA-BIL Small Engine Pro Multi-System Additive - Protects Against Ethanol - Cleans Carb And Injectors - Improves Engine Efficiency - Lubricates

STA-BIL Small Engine Pro Multi-System Additive is a product that protects against ethanol, cleans carb and injectors, improves engine efficiency, lubricates valves, and pistons. One of the FAQs addresses a concern about the product's changing bright yellow color, and the response provided says that fluctuations in color are normal and do not affect performance. Another customer's query addresses how it compares to STA-BIL storage, and the answer provided says that it is focused on maintenance and cleaning while STA-BIL Storage is for stabilizing fuel for an extended period of time. Several customers who purchased the product reported that they saw a noticeable improvement in their lawnmowers, blowers, and other small engines. One customer reported that after 15 minutes of running their snow-blower that was running a bit rough, it was running smoothly. It also got rid of the sticky float valve problem in one customer's 25-year-old quad. A few customers reported satisfaction with the product, as it helped get them through fall cleanup and is excellent to use on pressure washers and generators used sporadically. However, a reviewer reported that they used the product in their two blowers, and both stopped working the same day, and the dealership advised against using the product. All in all, this product is effective in cleaning carburetors and maintenance with mainly positive feedback.