1966 Buick Gran Sport Engine Blocks

Keep Your 1966 Buick Gran Sport in Top Shape with a Quality Engine Block

When it comes to maintaining or upgrading your 1966 Buick Gran Sport, choosing high-quality parts is crucial for ensuring your vehicle stays in top shape, whether you’re tackling a repair or enhancing performance. At Advance Auto Parts, we know how important it is to find the right Engine Block for your Gran Sport. We currently carry a top Engine Block in stock that is built to last. Whether you’re replacing a damaged Engine Block or looking to upgrade, our selection for the 1966 Buick Gran Sport ensures you’ll find exactly what you need to keep your vehicle looking and performing its best.

A Reliable Engine Block from a Trusted Brand

When it comes to trusted Engine Block brands, we’ve got you covered. Our inventory features an Engine Block from Carquest Premium, a brand you can count on. This Engine Block starts at just $6.99 and has a rating of 5 stars from over 15 customer reviews. After you purchase your 1966 Buick Gran Sport Engine Block you can scroll below to see options other Buick Gran Sport owners are loving. Even with only one Engine Block in stock, you can be confident you’re getting the best option available and designed to fit your Gran Sport perfectly, offering both functionality and style.

Explore Related Parts

And while you’re here, don’t forget to check out related part categories like Engine Gaskets and Seals and Engine Timing Parts to complete your upgrade or repair project. At Advance Auto Parts, we’re proud to offer the parts and expertise to keep your 1966 Buick Gran Sport running smoothly and looking great.

Most Popular Oil Cap for 1966 Buick Gran Sports

Enhance your 1966 Buick Gran Sport with this popular Oil Cap we have in stock, for $6.99.

Carquest Premium – Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack (Part No.10066)

Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack

from

$6.99
Manufactured from high quality components by an OE Supplier. Proper fit and sealing prevents oil loss. Designed to OEM specifications. High quality finish is designed to compliment the engine compartment appearance.

Product Features:
  • Provides proper seal to ensure leak prevention
  • Stops engine blow by
  • High quality construction
  • Meets all OEM specifications
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Top-Rated Engine Block Brands For Your 1966 Buick Gran Sport

When it comes to finding the perfect Engine Block for your 1966 Buick Gran Sport, Advance Auto Parts has you covered with our Engine Block from Carquest Premium. This popular brand is known for its exceptional customer ratings and competitive prices, under $6.99. Purchasing a Engine Block from us here at Advance Auto Parts is a smart move for both you and your 1966 Buick Gran Sport, providing peace of mind with parts that meet or exceed OEM standards.

A Reliable Carquest Premium Engine Block For Your 1966 Buick Gran Sport

If you’re looking for a top-quality Engine Block for your 1966 Buick Gran Sport, Advance Auto Parts has exactly what you need with our Carquest Premium Engine Blocks. This Engine Block has both durability and a precision fit. Coming in at only $6.99, this is the perfect Engine Block for your needs and budget. Carquest Premium Engine Blocks for the 1966 Buick Gran Sport come highly rated, with over 15 customer reviews. Choosing a Carquest Premium Engine Block from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack
from $6.99
(15)
Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack
“Direct fit for 194 gif 350”

FAQs for 1966 Buick Gran Sport Engine Blocks

What’s the price range for 1966 Buick Gran Sport Engine Blocks?

We currently have just one Engine Blocks for the 1966 Buick Gran Sport in stock: Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack and it costs $6.99.

Does Advance Auto Parts sell Engine Blocks for any other 1966 Buick models?

Yes. We stock Engine Blocks for 6 other popular 1966 Buick models. Some of the most popular are 1966 LeSabre Engine Blocks, 1966 Skylark Engine Blocks, 1966 Riviera Engine Blocks, 1966 Electra Engine Blocks, and 1966 Special Engine Blocks.

What are the top-rated Engine Blocks that fit the 1966 Buick Gran Sport?

The one 1966 Buick Gran Sport Engine Block we have in stock is the Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack. It is rated 5 stars and costs $6.99.

What types of Engine Blocks do you sell for my 1966 Buick Gran Sport?

We currently have just 1 Engine Block in stock for a 1966 Buick Gran Sport, and as of 11/2/25, it is an Oil Cap.

Can I get help with 1966 Buick Gran Sport Engine Block orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Buick Engine Blocks and more.

What is your return policy for Buick Gran Sport Engine Blocks?

Advance Auto Parts keeps returns simple. For new Buick Gran Sport Engine Blocks and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.