This MSD Flying Magnet crank trigger wheel is a direct-fit replacement for the Big Block Chevy crank trigger kit (MSD part number 86203), using four embedded magnets and a non-magnetic pickup for an accurate, stable ignition trigger signal.
Specifications:
- Fitment: Big Block Chevy
- Diameter: 8 in.
- Color: Black
- Sensor Type: Non-Magnetic
- Trigger Type: 4X
- Sensor Dimensions: 3/4 x 2.25 in.
- Wheel Width: 3/8 in.
- Warranty: Manufacturer's Limited 1 Year Warranty
- Part Number: 86213
Compliance: This part is legal for sale and use on Racing Use Only Vehicles — competition vehicles that are not registered and never operated on the street. It is against the law to install this part on an Emissions Controlled Vehicle (1966-and-newer California-certified or 1968-and-newer federally certified vehicles).
FAQ
What kit does the MSD 86213 wheel replace?
It's a direct-fit replacement wheel for the Big Block Chevy Flying Magnet crank trigger kit, part number 86203.
What color is part 86213?
It's finished in black.
Why does MSD use a flying magnet design?
Four magnets are embedded in the aluminum wheel and pass a stationary non-magnetic pickup, producing an accurate trigger signal that resists false triggering from bolts, debris, or vibration.
Is the MSD 86213 legal for street use?
No. It is coded for Racing Use Only and cannot be installed on an emissions-controlled street vehicle.

