9 Pieces Automotive Compression Tester Kit and Spark Plug Tester, Universal Car and Motorcycle Engine Testing Tools for Cylinder Pressure Gauge (Red)
- ... light up, therefor you can find dirty spark plugs, defective points, bad cables or connections, etc..
- 【300psi Dual Units Gauge with 3” Dial】: easy to read this compression gauge which comes with 0 - 300 PSI and 0 - 20 kg/ cm square dual units, the gauge cover is protected by an anti-scratch coating and rubber protection to absorb shocks.
- Plus, all the items are contained in an ABS case for easy storage, the fittings can accommodate most or all of your needs for most engines, good kit overall for your garage.
- 【Easy and Safe to Use】: first, remove the fuel pump and fuel-injection fuses, disconnect the main wire to the coil and spark plug wires, and remove spark plugs.
- And then start the threaded end of the compression gauge in a spark plug hole by hand.
- Last, turn the ignition on, depress the throttle, and crank the engine four revolutions to get accurate data.
- Note: please make sure that all parts are well installed before proceeding to the cylinder pressure test.
- Do NOT touch any of the spark plug tester or any part of the test units when the ignition is on, switch off the engine and take out the key each time before you touch them.
- If any other questions on this product, please don't hesitate to contact us, we are always glad to help.