This is a used 364, 401, and 425 Buick Nailhead crankshaft / harmonic balancer retaining bolt and washer. This will fit 1957-1966 364, 401, and 425 nailhead engines. The size of the head of the bolt is 1 inch socket. The bolt and washer are in great condition. The 1st four pictures are of the 1st set that will be sold and the 2nd four pictures are of the 2nd set that will be sold. If you need a crankshaft or a harmonic balancer please see my other listings or ask.  Please ask questions.

If you need more pictures on this item, please message me through eBay and I will send pictures right away!!!

Please visit my eBay Store for more parts and my About Me page to learn more about what I do.

I specialize in 1959, 1960, 1961, 1962, 1963, 1964, 1965, and 1966 Buick LeSabre, Invicta, Wildcat, Electra 225 models and in 1963, 1964, 1965, and 1966 Buick Riviera models.

I also specialize in all Nailhead engine parts 264, 322, 364, 401, and 425 including vintage Nailhead speed parts and also 1964 - 1967 300 Buick engine parts.

All packaging is Recycled Packaging!!!

All sales are final.

Parts are sold as is.

No returns or refunds.

**Free Shipping is to the Continental USA ONLY**

Please check with me first for shipping items to Alaska, Hawaii, and Puerto Rico to make sure they can be shipped. You may incur an additional shipping charge due to the fact that the item may require a higher than normal shipping rate since it is outside the continental USA.

I will ship to any country, however, please check with me first to make sure that the item can be shipped internationally and to find out what the international shipping will cost you. Import duties, taxes, and charges are not included in the item price or shipping cost. These charges are the buyer's responsibility. Please check with your country's customs office to determine what these additional costs will be prior to bidding or buying.