The Flying Magnet crank trigger moves the ignition trigger point from the distributor to the crankshaft on big block Chevy engines with a 7 in. balancer. Four magnets in the billet aluminum wheel pass a stationary non-magnetic pickup, producing an accurate trigger that cannot be falsely triggered.

MSD 8624 Crank Trigger Specs:

• Fits big block Chevy V8 engines with a 7 in. diameter balancer.
• Billet aluminum trigger wheel with four embedded magnets, 7 in. outside diameter and 3/8 in. thick.
• Six mounting holes in the trigger wheel.
• Non-magnetic pickup included.
• Aluminum bracket and mounting hardware included; red anodized finish.