Product#: HD100027

Oldsmobile 350/403/455 Harmonic Balancer All Steel Race/External/11.14/6.61/1.54/3.00

Pro/Race harmonic dampers are designed for a wide range of high performance applications. These "all steel" dampers are direct replacements for factory cast iron versions which may fracture or disintegrate at high RPM and are...


Product#: N585

1967 Firebird, GTO, LeMans, Tempest; Harmonic Balancer; 2 Piece w/Hardware

Reproduction of the original harmonic balance designed for use with 1967 Pontiac Firebird, GTO, LeMans, and Tempest models with 326, 389, 350, 400, and 421 models. This original style two piece harmonic balancer replaces all...


Product#: A8700170

1964-79 Pontiac V8; Harmonic Balancer Bolt/Washer

This is the correct bolt and washer for 1964-79 Pontiac V8 harmonic balancers. The bolt is the original size and features the correct markings with black zinc finish. Note: Not for Oldsmobile 403 engines.


Product#: 154211

1965-1974 Harmonic Balancer Attaching Bolt Set, BB Chevrolet

Correct reproduction harmonic balancer bolt kit, 1/2-20 x 1-1/2", includes 1 bolt & 2 washers. All with big block. GM Full Size passenger car applications: 1965-1974 Camaro applications: 1967-1974 Chevy II/Nova applications:...


Product#: HD100026

Pontiac 350-455 Harmonic Balancer All Steel Race/Internal/9.83/6.61/1.38/3.00

Pro/Race harmonic dampers are designed for a wide range of high performance applications. These "all steel" dampers are direct replacements for factory cast iron versions which may fracture or disintegrate at high RPM and are...


Product#: 154220

1962-1996 Harmonic Balancer Attaching Bolt Set, SB Chevrolet

Correct reproduction harmonic balancer attaching bolt kit, ?Delta? headmark, 7/16-20 x 2-1/4", includes 1 bolt, and 2 washers. All small blocks w/Sp.Hi-Perf., or crank with threaded end. GM Full Size passenger car...


Product#: A8700171

1964-72 Pontiac V8; Lower Pulley Reinforcement Ring

Reinforcement ring for the lower pulleys on 1964-72 Pontiac V8 models. The ring is made of.099" thick black zinc finished steel just like the originals. This reinforcement ring is designed for balancers and pulleys with four...


Product#: 66517CC

Chrome Proform 6-3/4" Harmonic Balancer Cover

Add a high performance look to your harmonic balancer by adding this aftermarket cover.


Product#: 66518BKC

Black Small Block 8" Proform Harmonic Balancer Cover

Add a high performance look to your harmonic balancer by adding this aftermarket cover.


Product#: 66517BKC

Black Proform 6-3/4" Harmonic Balancer Cover

Add a high performance look to your harmonic balancer by adding this aftermarket cover.


Product#: 66518CC

Chrome Small Block 8" Proform Harmonic Balancer Cover

Add a high performance look to your harmonic balancer by adding this aftermarket cover.