1966 Buick Skylark Engine Blocks

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

When it comes to maintaining or upgrading your 1966 Buick Skylark, 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 Skylark. 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 Skylark 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 5.0 stars from over 60 customer reviews. After you purchase your 1966 Buick Skylark Engine Block you can scroll below to see options other Buick Skylark 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 Skylark 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 Skylark running smoothly and looking great.

Essential 1966 Buick Skylark Engine Blocks

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

Carquest Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack, 10066

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.
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Carquest Premium – Carquest Oil Filler Cap, 10077 (Part No.10077)

Carquest Oil Filler Cap, 10077

from

$5.99
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.
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Carquest Premium – Carquest Engine Oil Filler Cap: Screw On, Direct Fit, Provides Tight Seal, 1 Pack, 10105 (Part No.10105)

Carquest Engine Oil Filler Cap: Screw On, Direct Fit, Provides Tight Seal, 1 Pack, 10105

from

$8.49
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.
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Carquest Premium – Carquest Engine Oil Filler Cap, MO134 (Part No.MO134)

Carquest Engine Oil Filler Cap, MO134

from

$8.59
Carquest Engine Oil Filler Cap, MO134.
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Dorman – Help – Dorman – Help Engine Oil Fill Cap, 80987 (Part No.80987)

Dorman - Help Engine Oil Fill Cap, 80987

from

$15.99
This engine oil filter cap is designed to match the fit and function of the original cap on specified vehicles, and is engineered for durability and reliable performance.
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Carquest Premium – Carquest Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack, 10099 (Part No.10099)

Carquest Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack, 10099

from

$11.99
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.
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Carquest Premium – Carquest Engine Oil Filler Cap: Push Fit, Direct Fit, Provides Tight Seal, 1 Pack, 10072 (Part No.10072)

Carquest Engine Oil Filler Cap: Push Fit, Direct Fit, Provides Tight Seal, 1 Pack, 10072

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.
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Carquest Premium – Carquest Engine Oil Filler Cap: Screw On, Direct Fit, Provides Tight Seal, 1 Pack, 10104 (Part No.10104)

Carquest Engine Oil Filler Cap: Screw On, Direct Fit, Provides Tight Seal, 1 Pack, 10104

from

$5.99
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.
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Carquest Premium – Carquest Crankcase Breather Cap, 10061 (Part No.10061)

Carquest Crankcase Breather Cap, 10061

from

$14.99
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.
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Most Popular Oil Cap for 1966 Buick Skylarks

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

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

Carquest Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack, 10066

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.
See More

Top-Rated Engine Block Brands For Your 1966 Buick Skylark

When it comes to finding the perfect Engine Block for your 1966 Buick Skylark, 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 Skylark, providing peace of mind with parts that meet or exceed OEM standards.

A Reliable Carquest Premium Engine Block For Your 1966 Buick Skylark

If you’re looking for a top-quality Engine Block for your 1966 Buick Skylark, 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 Skylark 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.
Carquest Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack, 10066
from $6.99
(15)
Carquest Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack, 10066
“Its an oil cap that fit and was cheap.”

FAQs for 1966 Buick Skylark Engine Blocks

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

We currently have just one Engine Blocks for the 1966 Buick Skylark in stock: Carquest Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack, 10066 and it costs $6.99.

Does Advance Auto Parts sell Engine Blocks for other Buick Skylark model years?

Yes, we carry Engine Blocks for 32 model years of Buick Skylarks between 1954 and 1998. The following model years are the most popular for Engine Block purchases: 1998, 1997, 1996, 1995, 1994, 1993, 1992, 1991, and 1990.

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 Riviera Engine Blocks, 1966 Electra Engine Blocks, 1966 Special Engine Blocks, and 1966 Wildcat Engine Blocks.

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

The one 1966 Buick Skylark Engine Block we have in stock is the Carquest Engine Oil Filler Cap: Twist-Lock, Direct Fit, Provides Tight Seal, 1 Pack, 10066. It is rated 5 stars and costs $6.99.

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

We currently have just 1 Engine Block in stock for a 1966 Buick Skylark, and as of 8/2/26, it is an Oil Cap.

Can I get help with 1966 Buick Skylark 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 Skylark Engine Blocks?

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