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66509 Harmonic Balancer

You Save : $31.09 (26%)
List Price : $119.08
Manufacturer #66509
( Reviews)
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Quantity Sold:
Sold individually
30-day Proform limited warranty
Prop 65 Warning:

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to

Anticipated Ship Out Time:
1-2 Business Days

Vehicle Fitment Information

Vehicle Name
Fitment Information
1968 Chevrolet Chevy II
8 Cyl 5.7L
1969-1975 Chevrolet Bel Air
8 Cyl 5.7L
1969-1972 Chevrolet Biscayne
8 Cyl 5.7L
1969-1994 Chevrolet Blazer
8 Cyl 5.7L
1969-1972 Chevrolet Brookwood
8 Cyl 5.7L
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Product Information

PROFORM ENGINE HARMONIC BALANCER -- Center timing mark 6-3/4 in.; A brand-new and affordable OE replacement harmonic balancer; Recommended for use with Proform balancer covers for best results; With Proform's limited 30-day warranty.
Warranty Policy
Right parts, guaranteed. If you find any defects, let us know within 90 days and we’ll take care of it. Check out our Warranty Policy for more details.
Shipping Policy
We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.
Easy Return Policy
We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund. Check out our Return Policy for more details.

Customer Reviews

Harmonic Balancer
Jun 11, 2019
Balancer was exactly as advertised, fit perfect! The paint/finish was a little rougher than I had liked, but it was easily cleaned up.
Purchased on Aug 18, 2009
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