Chevy Small Block 

Harmonic Damper-Balancer

Professional Products 80000 PowerForce harmonic damper.

Fits Chevy small block 350 327 283 engines.

Measures 6 3/4" in diameter, 1 1/8" thick.

Weights 8 1/2 pounds.

Dimensionally the same as the stock G.M. 6 3/4" damper.

Makes an excellant replacement for the stock damper or for high performance street cars.

Made of nodular iron and painted a semi-gloss black with etched timing marks in white.

Sixty degrees of timing marks with an additional set of marks every 90 degrees.

Accurate crank bore for proper press fit on the crankshaft.

Damper has less than .005 runout.

The SFI-Spec damper is available below.


Professional Products 80000 90000 Professional Products PowerForce Plus harmonic damper Chevy 350 327 283 harmonic balancer 6 3/4" damper 80000$59.97

Professional Products 90000 PowerForce Plus
Professional Products 90000 PowerForce Plus S.F.I. Spec harmonic damper.

Fits Chevy small block 350 327 283 engines.

Measures 6 3/4" in diameter by 1 1/8" thick.

Weights 9.3 pounds.

Finished in semi-gloss black paint with white timing marks and red anodized ring.

Stainless steel machine screws are used.

Made of tough 1045 steel.

The PowerForce Plus damper meets SFI-Spec for racing.

Uses a high temperature elastomer for heavy duty racing without breakdown.

Accurate crank bore for proper press fit on the crankshaft.

Damper has less than .005 runout.

Sixty degrees of timing marks etched in bright white for easy reading. Also has additional markings every 90 degrees.

This damper is dimensionally identical to the stock G.M. 6 3/4" damper.

90000$159.98

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We will not ship to freight forwarding - expediting companies.

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