Harmonic Damper Pulley Puller Update Kit (Blue-Point®) | YA6491A TORX®/Shallow Impact (1/2") • Open Length

• Open Length

600 in² and 10

operation modes (Track

• A sample of each type of tool from every production run is dropped tested

• Screw Thread Spec : 5/8-18

Harmonic Damper Pulley Puller Update Kit (Blue-Point®) | YA6491A TORX®/Shallow Impact (1/2") • Open LengthUpdates earlier YA9740 pullers to the same applications as the new YA6490A Kit updates other pulley pullers that are similar to the YA9740 series of pullers Add YA6491 Update Kit to the existing YA9740 series pullers to add these new applications: GM 4. 2 L Straight 6 cylinder; Chevrolet Trailblazer, Colorado GMC Envoy, Canyon (2004 later); Oldsmobile Bravada (2003 later); Buick Rainier (2004 later) 3. 5 L Straight 5 cylinder; Hummer H3 (2006 later)