Fluidampr GM Duramax 8-3/8 6.6L Harmonic Damper - SFI HSMED11PAFIA 1986-1989 Dodge D350

1986-1989 Dodge D350

1/4 in NPT Thread

this flat one-piece guide plate set is designed for Pontiac 350-455 and AMC 290-401 engines with 7/16" studs and 5/16" pushrods

actually date back to 1972

5:1 compression

Fluidampr GM Duramax 8-3/8 6.6L Harmonic Damper - SFI HSMED11PAFIA 1986-1989 Dodge D350Serious power requires a serious damper. Protect your truck's engine with the technology preferred by heavy duty diesel OEMs. 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. Competition built precision CNC machined and balanced high grade steel components. Corrosion resistant black