Powerforce Street Dampers
Professional Products Powerforce Street line of harmonic balancers are designed for maximum duty street use. Made of tough 65-45-12 nodular iron they are practically indestructible. The amount of elastomer contact with the hub and inertia ring has been increased to keep the ring from coming off.
They are made to factory dimensions so they are a direct interchangeable fit. TDC and timing marks are permanently engraved.
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6" SBC Harmonic Damper 6.4" Early SB Ford 28.4 oz. Harmonic Street Damper 6.4" SB Ford 5.0L 50 oz. 1980 & Later Harmonic Street Damper 
6.4" SB Ford 5.0L 50 oz. 1980 & Later Harmonic Street Damper
$121.95 USD6.7" BB Ford Powerforce Street Damper 
6.7" BB Ford Powerforce Street Damper
$115.64 USD6.75" Internally Balanced SBC 350 Street Damper 
6.75" Internally Balanced SBC 350 Street Damper
$69.99 USD6.75" SBC 400 Harmonic Damper 6.7” GM Truck/SUV 4.8L/5.3L & 6.0L/6.2L 1999-2019 Street Damper 
6.7” GM Truck/SUV 4.8L/5.3L & 6.0L/6.2L 1999-2019 Street Damper
$119.95 USD6.8” Ford Modular V8 4.6L 2V/4V Street Damper 
6.8” Ford Modular V8 4.6L 2V/4V Street Damper
$121.25 USD7.25" BB Chrysler (Except Early HEMI) Harmonic Street Damper 
7.25" BB Chrysler (Except Early HEMI) Harmonic Street Damper
$105.95 USD7.25" Chrysler 318/340/360 Harmonic Street Damper 7.5" BB Ford FE Harmonic Street Damper 
7.5" BB Ford FE Harmonic Street Damper
$135.95 USD7.5" Ford Modular 4.6L 3V 2005-Up Harmonic Damper 
7.5" Ford Modular 4.6L 3V 2005-Up Harmonic Damper
$99.99 USD7.5" LT-1 (Early) Harmonic Street Damper 
Sale7.5" LT-1 (Early) Harmonic Street Damper
Regular price $124.95 USD Sale price $65.99 USD7.5” LS1/LS2/LS6 GM Street Damper 
7.5” LS1/LS2/LS6 GM Street Damper
$105.95 USD7.5” LS1/LS2/LS6 Street Damper 7.6" BB Chevy 396/427 Lightweight Street Damper 8" SBC 350 Harmonic Damper 8" SBC 400 Harmonic Damper AMC V8 Harmonic Street Damper Chrysler/Mopar 5.7L HEMI Street Damper Chrysler/Mopar 6.1L HEMI Street Damper
