This magneto ignition switch is a direct replacement for Seadog OEM Part Number 420386-1.
Sierra’s Polyester Ignition Switch is impact- and corrosion-resistant and installs in a standard 7/8″dia. hole. This four-position magneto switch provides Accessory-Off-Run-Start with push-to-choke. Includes two keys and different key codes for added security.
Key Features
- Maximum corrosion protection eliminates oxidation
- Inner seal between cylinder lock and contact plate
- Non-conductive housing eliminates potential shorts
- Four-position magneto switch
- Push-to-choke
- Exact OEM replacement for Seadog Part Number 420386-1
Specifications
- Material: Marine-grade glass-filled polyester
- Length: Short, 5/8″ maximum panel thickness
- Hole Size: 7/8″
- Terminal Type: 6 screw tab, 1 boss screw
- Back Up Nut: Plastic
- Face Nut: Hex black plastic
- Choke: Push-to-choke
- Positions: Accessory-Off-Run-Start
Rated
- Ignition: 15A @ 12V DC
- Solenoid: 30A @ 12V DC
- Choke: 7A @ 12V DC
- Accessory: 15A @ 12V DC
The Sierra Engine Parts Selector
In addition to ignition switches, we offer a wide variety of other engine parts manufactured by Sierra. To see if we have the part you need, see our Engine Parts Selector, where you can search by engine make, serial number and model or year of manufacture.






Reviews
There are no reviews yet.