Crank Triggers

Holley's EFI Crank Trigger Kit is engineered to provide an accurate crank speed & position signal to Holley EFI systems in the most-demanding, high horsepower, racing applications. Crank position is measured every 10 degrees as opposed to every 45...

7 3/4" crank trigger wheel Blank. The user will have to machine the trigger wheel mounting pattern as well as fabricate a rigid mount for the crank sensor itself. Machined only with 1" diameter center hole. Must be machined to mount to specific...

P/N 554-118 is designed as a drop-in sensor replacement for flying magnet crank trigger setups using a 3/4-16" threaded magnetic sensor. This sensor is a Hall Effect sensor, meaning it outputs a square wave signal, which is ideal for use with most...

556-107 6" crank trigger wheel. The user will have to machine the trigger wheel mounting pattern as well as fabricate a rigid mount for the crank sensor itself. Machined only with 1" diameter center hole. Must be machined to mount to specific...

8 1/2" crank trigger wheel. Bolt hole pattern machinedfor SB/BB Chevy Engines