Cannot Establish a Secure Connection

The Internet Browser you are using cannot establish a secure connection to or JavaScript is disabled. If JavaScript is disabled, please enable it to be able to complete an order on our site. Otherwise, the problem is likely due to SSL 3.0 being your default SSL setting which will prevent you from being able to Log In or Checkout and makes you vulnerable to the "POODLE exploit". To ensure your security, SSL 3.0 is not allowed on our site. Please change your browser security settings to not allow SSL 3.0. You can also update your browser using these links.

In-Store Pickup Location Close

PONTIAC GRAND AM Summit Racing Street & Strip® Supercharger Harmonic Dampers SUM-B74265

Get Free Shipping with Your Order over $99!

Harmonic Balancer, Internal Engine Balance, SFI, Steel, Clearcoated, Chevy, Small Block, Each

Estimated Ship Date: Tomorrow Would you rather pick it up? Select Location

  • Order this item and get free delivery and handling on your entire order! Offer excludes truck freight fees. Valid on orders shipped in the contiguous United States.

Brand: Summit Racing

Manufacturer's Part Number: SUM-B74265

Part Type: Harmonic Balancers

Product Line: Summit Racing Street & Strip® Supercharger Harmonic Dampers

Summit Racing Part Number: SUM-B74265

Engine Balance: Internal

Safety Rating: SFI 18.1

Degree Markings: Yes

Outside Diameter (in): 6.600 in.

Harmonic Balancer Material: Steel

Harmonic Balancer Construction: Elastomer

Harmonic Balancer Finish: Natural clearcoated

Mounting Hardware Included: No

Quantity: Sold individually.

Notes: This damper is designed for use with blower drive applications that require an additional 1/4 in. keyway. Due to the increased diameter of the hub snout a larger oil seal is included. Externally balanced 400 engines must purchase an additional counterweight (sold separately).

In-Store Pickup: Choose In-store pick-up (OH, GA, NV) on our web site.

If you're running a serious supercharger, you need a damper engineered to withstand the added abuse, like our Summit Racing Street & Strip® supercharger dampers. These carbon steel SFI dampers have the stock keyway plus a 1/4 in. wide secondary keyway positioned 180 degrees away to help keep the damper on safely. Get SFI-approved damping for your supercharged engine with Street & Strip supercharger dampers.


Some parts are not legal for sale or use in California on any pollution-controlled motor vehicles

Back To Results
Email this page Close