About this product

1、Anodized Aluminum Alloy: Spark plug gap tool is made of high hardness aluminum alloy. The surface of the handle is treated with anodization, corrosion and rust prevention to ensure the firmness and durability of the tool.

2、Universal Adjustment: The spark plug gap adjustment tool is compatible with most 0.394 inch, 0.472 inch, 0.551 inch and 0.630 inch spark plugs and is not compatible with 0.709 inch and larger threaded spark plugs.

3、Precise Work: This universal spark plug gap tool can provide high accuracy for the adjustment of spark plug space. Just connect the spark plug to the hollow tool and slowly turn the screw knob to adjust the hollow.

4、Operation Method: Put the spark plug into the hollow tool, measure the hollow value with a sensor, and then turn the knob to slowly adjust the hollow distance.

5、Warm Tip: Some spark plug electrodes rebound normally after adjustment. If your target space value is 0.015 inch and the recommended value is 0.015 inch, it will reach 0.015 inch when you rebound.

Item Type: Spark Plug Gap Tool

Material: Aluminum Alloy

Weight: Approx. 220g / 7.8oz