These high voltage spark plug caps are designed to meet the needs of 3KW and 5KW gasoline generators, including those with 168F, 170F, and 188F engines. By providing a secure connection between the spark plug and the ignition system, they help ensure reliable generator performance. Ideal for use in various settings, from residential to industrial, these caps are easy to install and contribute to the overall efficiency and longevity of your generator. Features -Color:Black -Material:Plastic -Size:8.30X2.20X2.20cm/3.26X0.86X0.86in -Durable construction: crafted from durable plastic, these spark plug caps are designed to endure heat and vibration, providing performance. -Easy installation: the threaded center shaft allows for quick and easy installation, ensuring a secure fit without the need for additional tools. -Enhanced protection: offers excellent protection against water, heat, and corrosion, ensuring your generator's spark plugs remain in optimal condition. -Versatile compatibility: suitable for 168f, 170f, and 188f engines, making these caps a versatile choice for various gasoline generators and water pumps. -Reliable performance: ensures stable and reliable performance of your generator by maintaining a secure connection to the spark plug, even under demanding conditions Package list: 2 pcs x 4pcs spark plug cap