Fluidampr Harmonic Balancer - Internal Balance - Steel - Black - SB Chevy, 409, 4.3L V6 - 6-1/4" Diameter - 7.9 lbs. BR40001 The RZ-88O Open Wheel Matte

The RZ-88O Open Wheel Matte Carbon version includes  maximum venting on the chin and top with 360 degree air channeling built into the helmet EPS and shell

2003-2009 GMC C4500 Topkick

and easily cuts with a hot knife or a soldering iron with knife attachment

Metal chin bar locking components for strength and durability

Fluidampr Harmonic Balancer - Internal Balance - Steel - Black - SB Chevy, 409, 4.3L V6 - 6-1/4" Diameter - 7.9 lbs. BR40001 The RZ-88O Open Wheel MatteProtect your engine. Modifications can compromise your stock harmonic balancer. Install a Fluidampr performance damper early for best durability. Superior viscous damper design controls harmful torsional vibration across the entire rpm range. Reduce wear on engine components. Reduce risk of crankshaft failure. Improve timing. Unleash lost torque and horsepower. Precision CNC machined and balanced high grade steel components. Corrosion resistant black