Features:

• Drill Pin Fixture
• 2 Dowel Pins
• All Installation Hardware

The ATI Drill Pin Fixture Package allows your to install 1 or 2 dowel pins to the HEMI crank, which will engage the keyway on your 10% Overdrive ATI Super Damper. With the added boost and resistance, the pin is necessary to prevent the damper hub from spinning on the crank snout. There is NO warranty on cracked, spun or damaged hubs if the pin package is not used