• PowerForce+ SFI small, lightweight harmonic damper
• 6.1" diameter, 3/4" thickness
• Fits 283/327/350 Small Block Chevys - internal balance
• Lightweight, weighs only 5.7 lbs
• Made of 1045 steel
• Inertia ring weight is what performs actual damping of rotating assembly; lightweight dampers will not achieve degree of damping heavier dampers do
• Includes 60° of timing marks with engraved marks every 90°