Spark Plug Adapter
Easily dropped into position
they also lengthen valve train component life and reduce wear and tear on valve stem tips
Fits GM LS Engines With 3/8 Inch Wide Flange
Easy Grip Handle For Comfort
Harmonic Balancer Installation Tool Kit Fits GM, Ford, Mopar, and Metric Cranks Steel Proform Engine Timing Cover Spark Plug AdapterOne tool set to install just about any balancer out there. With 12 adapters to fit a variety of applications, this one stop shop kit will allow a builder to keep everything together in a neat and organized way. Roller thrust bearing included to reduce friction. Plastic molded storage case included. Included adapters are as follows: 7 16 20, 1 2 20, 9 16 18, 5 8 18, 3 4 16, M12 1. 75, M12 1. 5, M10 1. 5, M14 1. 5, M14 1. 5, M16 2. 0, and M16 20. Sold