Overview Reviews Product Description Harmonic Balancer - Super Damper - 7.074 in OD - SFI 18.1 - Aluminum / Steel - Black - Internal Balance - Mopar B / RB-Series / 426 Hemi - Each Product Videos Custom Field Product Reviews Write a Review Write a Review × ATI BBM 7.074 Harmonic Damper - SFI Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *