361-440 Big Block Mopar Billet Aluminum Timing Marker Chrysler

361-440 Mopar Billet Aluminum CNC Machined, Fully Adjustable Timing Marker. These Billet Timing Markers bolt directly to the front of all Big Block Mopar engines, replacing the stock marker. They are fully adjustable which allows you to set TDC exactly to the damper you are using. These Markers fit all stock 7.25" diameter dampers.