For use when head is on motor. For Brad Fat Head.

Holds 8 jets. End has plug hex driver. Available in red or black. A very handy Tool.

Specify bore size needed

Set of 8

0-1.000. For checking bearing wear.

More compact with larger balls for more inertia.

This 2 part billet aluminum tool is used to accurately adjust the MSD mag while the engine is running. The aluminum ring remains clamped to the mag and the removable handle makes the job easy.