Why You Need It: A spark plug tester helps you spot faulty plugs that cause misfires or poor fuel efficiency. Simulating engine conditions ensures timely replacement to keep your engine running smoothly.
Wide Compatibility: Compatible with nearly all 12V gasoline engines, including cars and motorcycles. It fits spark plugs under 12mm, covering 99% of the market—ideal for various vehicles.
Dual-Hole Testing: Test and compare two spark plugs simultaneously with the dual-hole design. Whether checking new or used plugs, this feature provides fast, reliable results to help you make informed replacement decisions.
0-6000 RPM Adjustable Frequency: Simulate engine performance with an adjustable frequency range from 0 to 6000 rpm. This flexibility ensures accurate testing under various conditions. Pro Tip: Test in low light to easily see spark intensity for better evaluation.
Durable & Safe: Crafted from high-quality materials for durability, this tester features a transparent protective cover to shield you from electric shocks. Its plug-and-play functionality makes it easy to use—just connect, adjust the speed, and test with confidence.
Important Usage Tips: Short spark plugs can be tested as long as they contact the metal clips and rings in the test hole. A slight tilt won't affect the results.For longer spark plugs, add shims to ensure proper contact during testing（not included）.
Safety Note: Never open the protective cover while testing to avoid electric shocks.
Double & Single Flaring Tool Kit 8PCS, 45-Degree Brake Line Flaring Tool Kit with 5 Adapters 3/16", 1/4", 5/16", 3/8", 1/2’ and Tubing Cutter for Brass, Aluminum, Copper Tubing
KWD 11
-5%
Universal Bearing Race and Seal Bushing Driver Install Set Aluminum 9 Discs/Collar Axle Housing Metric (39.5-81mm) for Automotive Wheel Bearings Press Kit 10 PCS with Case
KWD 18.500
KOOPOOL Strut Spring Compressor Tool Set 2 Pack 11.5-inches Macpherson Spring Compression, 13/16-inch Socket 1/2-inch Drive Coil Spring Compressor Tool
KWD 10
Ball Joint Separator, Pitman Arm Puller, Tie Rod End Tool,5-in-1 Front End Service Set for Easy Removal of Most Popular Types of Pitman Arms, Tie Rods and Ball Joints(Red)
KWD 19.500
