FEATURES • Stabilizes ignition timing and operates on a completely different principle than ordinary crank triggers • Four magnets permanently embedded in an aluminum trigger wheel pass by a stationary nonmagnetic pickup to accurately trigger the ignition • Triggers MSD 6, 7 and 8 Series ignitions and all MSD timing accessories, including the latest Power Grid Ignition system • Nonmagnetic pickup cannot be false triggered to cause misfiring or power loss • Developed specifically for small block Chevy's with size compatible harmonic balancer

PN 86003

PN 86103

PN 86153