BALANCER FORD 429-460 INTERAL BALANCE

Professional Products PowerForce steel harmonic dampers are not only affordable, but they are also extremely durable. These dampers feature a bonding process which adheres the elastomer to the i.d. of the inertia ring and the o.d. of the hub, utilizing a strong adhesive along with an improved elastomer to create a much stronger bond. These high-quality PowerForce dampers also feature clear, white, easy-to-read timing marks (60 BTDC to 0 TDC) against a painted black background on most dampers. These dampers are accurately balanced and closely machined for the correct fit.Must use Ford M-6359-D460 counterweight unless engine has been internally balanced. With stock keyway, and .250 inch keyway 180 degrees from that for duel keyway crank shafts. Outside Diameter (in): 6.700 in. Not SFI-approved.