Proform harmonic balancers also called dampers are a brand new OE replacement. Affordable pricing eliminates the need to clean you old stock balancer. Also shown on this page are Proform harmonic balancers tools for removal and installation of harmonic balancers.
Note: More parts will be added as time permits. If you don’t see the Proform part you are looking for, give us a call and if we don’t have it in stock, we will try to get it for you. We have much more Proform parts in stock then we have time to put on our web site.
Updated 04-11-2006.
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Proform Index Page
Air Cleaners
Air Cleaner Parts
Alternators
Alternator Brackets
Breather Caps, Oil Filler Tube
Carburetors
Carburetor Metering Blocks
Carburetor Main Bodies
Carb Throttle Base Plate
Dampers / Balancers
Damper / Balancer Covers
Differential Covers
Distributors
Distributor Parts
Dress-Up Kits
Engine & Trans Dipsticks
Fuel Pump Block Off Plates
Master Cylinder Covers
Oil Filler Caps
Rocker Arms
Starters
Tachometers
Timing Tabs
Timing Covers
Transmission Oil Pans
Valve Covers
Valve Cover Parts
Water Necks
Water Pumps (Electric)
Wire Looms & Dividers
Chevy Performance Proform Price Sheet (Excel File) Order Free Proform Catalog

Part Number Description Picture
66508
BBC 396 Harmonic Balancer
Fits Chevy big-block 396. Proform harmonic balancers are a brand-new OE replacement. Affordable pricing eliminates the need to clean your old stock balancer.
BBC 396 Harmonic Balancer

66509
SBC 350 Harmonic Balancer
Fits Chevy small-block 350 - center timing mark 6-3/4”. Proform harmonic balancers are a brand-new OE replacement. Affordable pricing eliminates the need to clean your old stock balancer.
SBC 350 Harmonic Balancer

66510
SBC Internal 6 3/4” Harmonic Balancer
Fits Chevy small-block engines - internal 6 3/4”. Proform harmonic balancers are a brand-new OE replacement. Affordable pricing eliminates the need to clean your old stock balancer.
SBC Internal Harmonic Balancer

66511
SBC Internal 8” Harmonic Balancer
Fits Chevy small-block engines - internal 8”. Proform harmonic balancers are a brand-new OE replacement. Affordable pricing eliminates the need to clean your old stock balancer.
(Click here for view of other side.)
SBC Internal Harmonic Balancer

66512
BBC 454 Pre-1989 External Harmonic Balancer
Fits Chevy big-block 454 engines (pre-1989) - external. Proform harmonic balancers are a brand-new OE replacement. Affordable pricing eliminates the need to clean your old stock balancer.
BBC External Harmonic Balancer

66513
SBC 400 External Harmonic Balancer
Fits Chevy small-block 400 engines - external. Proform harmonic balancers are a brand-new OE replacement. Affordable pricing eliminates the need to clean your old stock balancer.
SBC External Harmonic Balancer

66514
Harmonic Balancer Installer/Puller.
Works with all GM, Ford, and Chrysler engines. This heavy-duty, professional tool, equipped with roller thrust bearings, can also be used as a universal puller! Includes 7/16” - 20, 5/8” - 18, and 3/4” - 16 adapters and various removal hardware. May also be used for steering wheel and pulley installation and removal. Maximum recommended torque is 150 ft./lbs.
Harmonic Balancer Installer/Puller

66515
Harmonic Balancer Installation Tool
This tool makes installing the harmonic balancer simple; just thread the proper end into the crankshaft, and then rotate the nut which presses the bearing against the balancer which will slide onto the crankshaft smoothly.
Harmonic Balancer Installation Tool