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Chevrolet OEM Single Groove Water Pump Pulley 307 327 305 350 SB 1965-1980 for sale

Chevrolet OEM Single Groove Water Pump Pulley 307 327 305 350 SB 1965-1980

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Chevrolet OEM Single Groove Water Pump Pulley 307 327 305 350 SB 1965-1980:

More Quality Corvette Parts from BigCityCorvettes

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For sale is one used water pump pulley.

P/N 330556

Correct for Various GM Vehicles*

  • *We are not completely sure which vehicles this pulley is for.

  • Please review our listing and check your application.

  • The pulley has an outside diameter of 7-5/32" and measures approximately 1-15/16" from front to back.

  • The center pilot hole measures approximately 5/8" and the distance between the center of two mount holes going across the pilot hole measure 2-1/8".

  • The pulley does show wear due to being used.

  • It has he factory ribbed edges that most post-production service replacements did not have.

  • The grooves have some shiny metal on it from the belts.

  • The finishs shows some scratches and light oxidation, though it has most of its original phosphate finish.

  • The mount holes and pilot hole are in good condition.

  • The pulley is in its factory shape.

This is a good original pulley for your Chevy, please look at the pictures below. If you have any questions please contact us.

Genuine GM Part

Shipping and Insurance Included for the Continental USA!!

(AK, HI, PR and the Territories may be a little extra, please contact us for a shipping quote.)

(All US shipping will be by either FedEx or USPS depending on the part)

International buyers please contact us for a shipping quote before making your purchase.



Sales Tax Added For CA Residents

Pictures Below

Payment Information

Payment is expected within 5 days of purchase unless other arrangements are made. On the 6th day, an unpaid item case will be opened with to cancel the transaction and the item will be re-listed. We accept Paypal and do accept other forms of payment, please contact us for details.

Office Hours 8:00 AM to 6:00 PM Pacific Time, Monday through Friday.

Sales Tax added for California Residents.

Shipping Information

We ship most items USPS, FedEx or Greyhound PackageXpress, depending upon which is most economical. Insurance is included with each package we ship. Tracking numbers will be posted to the buyers Purchase History page in . Most items ship out within 1 business day but sometimes it can take 3 business days.

We will expedite an order if you need it quickly, please contact us and we can give you the expedited shipping costs and options.

If your item gets damaged in transit, please contact us immediately so we can get the things moving on a replacement.

If the tracking number for your package says it never got delivered, we will ship a replacement to you but it may take as many as 7 to 10 business days to get an insurance replacement on its way to you.

Dead on Arrival

If you have a problem with a part, please bring it to our attention. We are easy to work with but don't take to squeaky wheels very well. We will either fix it, replace it or issue a refund, whichever fixes the problem.


Used and NOS parts are sold as is. We do our best to accurately identify, describe and photograph our products, but we are human and do make mistakes from time to time. If we have made a mistake, please contact us and we will do our best to fix it.


Returns are accepted within 30 days of receipt, no questions asked. Refunds will be made minus a re-stocking fee. Refunds will be made after the item is received and is verified to be in like condition from when it was shipped by us, so please pack returns very well. Even though most of our items say "Free Shipping", there is a shipping cost to get the part to you.

Importance of response

Please leave 5 star response after you have received your item and it is to your satisfaction. If you feel you cannot leave 5 star response, please contact us and give us the opportunity to make it a 5 star experience for you. We will do our best to make it right. Our goal is to make your experience as easy and straight forward as possible.

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