MSD's Flying Magnet Crank Trigger stabilizes ignition timing by using four magnets embedded in a billet aluminum wheel that pass a stationary non-magnetic pickup, eliminating the false triggering that steel-stud designs can suffer from bolts, debris, or vibration.
Specifications:
- Fitment: Small Block Chevrolet
- Trigger Type: 4X, Magnetic sensor
- Wheel Diameter: 6.25 in.
- Wheel Width: 3/8 in.
- Sensor Dimensions: 3/4 x 2.25 in.
- Color: Red
- Includes: Two-piece mounting bracket, spacers for standard or .25 in. motor plate mounting
- Compatible With: MSD 6, 7, and 8-Series Ignitions and MSD Timing Accessories
- Warranty: Manufacturer's Limited 1-Year Warranty
- Part Number: 8600
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 ignitions is the MSD 8600 compatible with?
It triggers MSD 6, 7, and 8-Series Ignitions and all MSD Timing Accessories.
What is the wheel diameter on the MSD 8600?
The trigger wheel is 6.25 in. in diameter.
Is the MSD 8600 legal for street use?
No. It is legal for Racing Use Only vehicles and cannot be installed on emissions-controlled street vehicles.
What does the flying magnet design prevent?
The non-magnetic pickup cannot be falsely triggered by stray bolts, debris, or vibration, unlike traditional steel-stud crank triggers.

