Fluidampr Harmonic Balancer - Internal Balance - Steel - Black - SB Chevy, 409, 4.3L V6 - 6-1/4" Diameter - 7.9 lbs. Karting Suit Duration 294 / 306

Duration 294 / 306

Catalytic Converters: This kit comes with dual 49-State federal approved catalytic converters for a bolt-on and go installation

The outer layers of the gasket are embossed and coated on both sides with a Viton rubber material designed to meet the demands of a variety of harsh sealing environments

1992-2003 GMC Jimmy

Fluidampr Harmonic Balancer - Internal Balance - Steel - Black - SB Chevy, 409, 4.3L V6 - 6-1/4" Diameter - 7.9 lbs. Karting Suit Duration 294 / 306Protect 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