4PCS W80577 Compression Tester Spark Plug Adapters, 10/12/16/18 mm Spark Plug Thread Adapters with Rubber O-Ring, Cylinder Compression Gauge Fitting Adapter for Most Vehicles

Specification:Material: Pure Copper, RubberQuantity: 4 PCSColor: GoldWeight: 0.25 lbSize: 0.6×0.6×2.0 inchesThread Size: M10×1.0, M12×1.25, M16×1.5, M18×1.5Height: 1.3, 1.3, 2.0, 1.3 inchesFeature: Sturdy, Portable, DurableFit Type: W80577Why do you need these compression tester spark plug adapters?-Each set includes four adapters of different sizes to ensure compatibility with most engines.-The spark plug adapters feature a compact and lightweight design for easy storage and portability.-The high-precision thread design ensures a reliable seal while minimizing the potential for thread damage.

• Premium Material: These spark plug adapters are made of high-quality pure copper, making them resistant to deformation or breakage under stress. Additionally, they offer excellent wear and heat resistance, ensuring stable, long-term operation in high-temperature engine environments
• Practical Function: These adapters provide a secure connection for compression testers, enabling you to test the compression performance of various gasoline engines. Their high-precision threads ensure a tight seal between the spark plug and the compression tester
• Excellent Sealing: Each spark plug adapter for the compression tester is equipped with a rubber O-ring to fill any gaps and ensure a reliable airtight seal. This design effectively minimizes gas leakage at the threaded connection, ensuring accurate compression ratio readings with every test
• Package Includes: We offer spark plug adapters for compression testers in four sizes, with thread specifications of M10×1.0, M12×1.25, M16×1.5, and M18×1.5, and heights of 1.3 inches, 1.3 inches, 2.0 inches, and 1.3 inches, respectively. This set includes a variety of sizes to ensure you can find the right adapter for your engine
• Wide Application: These spark plug adapters are specifically designed to be compatible with the W80577, W80579, and other testers and are suitable for various vehicles, including motorcycles, snowmobiles, and outboard motors. Please verify the dimensions before purchasing to ensure compatibility