MR-12 Position Tuning Switch

Introducing the MR 12 Position Tuning Switch! Weighing in just at 68 GRAMS! At a turn of a knob you can make precise adjustments on the fly with Holley EFI’s advanced tables options! Comes with a Deutsch DTM Receptacle Kit with your choice of solid or open barrel contacts. It is equipped with DR-25 heat shrink and a glue-lined boot with built in strain reliefs. Bolt holes are 1/4 (.25) inch. Being that the item is 3d printed, DO NOT overtighten  and only mount it on a flat surfaces!

Instructions: