Features and Benefits:

• The IPA7885 thread adapter adapts any 18mm spark plug hole thread to 14mm
• Now you can put a standard spark plug in the large old style hole
• Compatible for use with all tools in the Engine Calibration Kit

The IPA7885 thread adapter adapts any 18mm spark plug hole thread to 14mm. Now you can put a standard spark plug in the large old style hole. Compatible for use with all tools in the Engine Calibration Kit Use with top dead center indicator #7880 / #7886; Use with crank stopper #7876; Use with compression gauge extension #007881.

Lifetime warranty does not cover abuse

WARNING: This product can expose you to chemicals, including Lead and lead compounds, known to the state of California to cause cancer or birth defects or other reproductive harm. For more information, vist – www.P65Warnings.ca.gov