A functional ignition switch is an extremely important electrical component that serves as the master switch to power on and start your engine. Whether it's for a new build or refit, this three position heavy duty ignition starter switch will provide years of lasting reliability. Mounting stems are 1-7/32 inches long and feature a 13/16 inch – 20 thread diameter. Seachoice is committed to delivering quality marine accessories and OEM replacement parts to satisfy fishing, boating and watersports enthusiasts worldwide. Seachoice is run for and by boaters offering a wide-ranging product line while remaining affordable.