Mopar Performance Damper Degree Timing Tape
Marked in 90 degree increments. Self-adhesive strip adheres to crank vibration damper for clear identification of marks. Permits initial total spark advance up to 60 degrees instead of only 10 to 15 degrees as on chain case timing tab. Fits Most dampers w/ 7-1/4" Diameter (big block, small block & Hemi engines).