Ensure your 3KW or 5KW gasoline generator operates at peak performance with these high voltage spark plug caps. Compatible with engines like 168F, 170F, and 188F, they are designed to provide a reliable spark, essential for the efficient functioning of water pumps and other equipment. These caps are easy to install and offer a durable solution for maintaining your generator, making them a valuable addition to your generator accessories. Features -Color:Black -Material:Plastic -Size:8.30X2.20X2.20cm/3.26X0.86X0.86in -ideal fit: specifically designed to fit 3kw and 5kw gasoline generators, ensuring a precise and secure connection for optimal performance -Waterproof design: features strong waterproof capabilities, protecting the spark plug from ensuring reliable operation in all weather conditions -Hightemperature resistance: made from durable plastic, these spark plug caps can withstand high temperatures, preventing damage and ensuring longevity -Antiaging and corrosion resistance: engineered to resist aging and corrosion, these caps maintain their integrity and performance over time, even in harsh environments -Threaded center shaft: equipped with a threaded center shaft, these spark plug caps can be easily screwed a stable and secure fit, ensuring they stay in place during operation Package list: 4pcs spark plug cap