SLP Harmonic Balancer / Underdrive Pulley 2005-07 5.7L & 6.1L Dodge Magnum / Charger / 300C.

New 25% underdrive balancer for 2005-2007 5.7L/6.1L Dodge Charger/Magnum/300C incorporates a number of high quality features you won't find on any other aftermarket unit and makes up to 9 additional rear wheel horsepower and 10 ft-lbs of rear wheel torque over the stock crankshaft pulley. Pulley features are a pair of extra tall belt retention walls that eliminate the belt slippage issues common with other balancers. Other unique design strengths include a 100% steel construction (other brands use aluminum), integral timing marks and built in puller mounting threads. Includes detailed installation instructions.

Features:

• Up to 9 Rear Wheel Horsepower Increase
• Up to 10 ft-lbs. Rear Wheel Torque Increase
• Extra-tall belt-retention "walls"-no more thrown belts!
• 100% steel construction
• Lighter than the stock balancer
• Integral timing marks and puller-mounting threads
• Does not cause false knock retard or erratic power-curve dips