MR Spark Plug Gap Tool

Cut your spark plug gapping in half with the latest McCain Racing gap tool!

Instructions:

1. Open MR Box
2. Lay the tool flat or hold it in your hands
3. Pick your desired feeler gauge thickness
4. Place a plug in the cut-out area as shown on the YouTube video
5. Screw the knurled billet knob in until it reaches the strap
6. Place your feeler gauge in-between the electrode and strap
7. Gently turn the knurled billet knob until you feel the strap and feeler gauge meet
8. That simple!