• Offers unlimited adjustment for optimum performance
• Replaces non-adjustable OEM sprockets
• CNC machined from high quality material
• Will work with stock or aftermarket cams
• An easy way to unlock hidden horsepower
• Includes two adapters, adjustable sprockets, and four bolts

The CNC machined APE adapters are pressed on the cams in place of the non-adjustable OEM sprocket. Then the slotted sprockets can be adjusted. An easy way to unlock additional horsepower by timing your cams for optimal performance. All assemblies include two adapters, adjustable sprockets, and four bolts.