1991 Freightliner FLA086 FLA08664ST Engine Blocks

Keep Your 1991 Freightliner FLA086 FLA08664ST in Top Shape with a Quality Engine Block

When it comes to maintaining or upgrading your 1991 Freightliner FLA086 FLA08664ST, 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 FLA086 FLA08664ST. 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 1991 Freightliner FLA086 FLA08664ST ensures you’ll find exactly what you need to keep your vehicle looking and performing its best.

Explore Related Parts

And while you’re here, don’t forget to check out related part categories like Engine Switches, Sensors and Relays and Oil Pans to complete your upgrade or repair project. At Advance Auto Parts, we’re proud to offer the parts and expertise to keep your 1991 Freightliner FLA086 FLA08664ST running smoothly and looking great.

Most Popular Oil Cap for 1991 Freightliner FLA086 FLA08664STs

Enhance your 1991 Freightliner FLA086 FLA08664ST with this popular Oil Cap we have in stock, for $19.49.

Carquest Premium – HD Engine Oil Filler Plug (Part No.10153)

HD Engine Oil Filler Plug

from

$19.49
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.

Product Features:
  • Provides proper seal to ensure leak prevention
  • Stops engine blow by
  • High quality construction
  • Meets all OEM specifications
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FAQs for 1991 Freightliner FLA086 FLA08664ST Engine Blocks

What’s the price range for 1991 Freightliner FLA086 FLA08664ST Engine Blocks?

We currently have just one Engine Blocks for the 1991 Freightliner FLA086 FLA08664ST in stock: HD Engine Oil Filler Plug and it costs $19.49.

Does Advance Auto Parts sell Engine Blocks for other Freightliner FLA086 FLA08664ST model years?

Yes, we carry Engine Blocks for 4 model years of Freightliner FLA086 FLA08664STs between 1989 and 1994. The following model years are the most popular for Engine Block purchases: 1992, 1990, 1994, 1993, and 1989.

Does Advance Auto Parts sell Engine Blocks for any other 1991 Freightliner models?

Yes. We stock Engine Blocks for 4 other popular 1991 Freightliner models. Some of the most popular are 1991 FLA086 FLA08664S Engine Blocks, 1991 FLA086 FLA08642ST Engine Blocks, 1991 FLA086 FLA08684ST Engine Blocks, 1991 FLC112 Engine Blocks, and 1991 FLD120 Engine Blocks.

What types of Engine Blocks do you sell for my 1991 Freightliner FLA086 FLA08664ST?

We currently have just 1 Engine Block in stock for a 1991 Freightliner FLA086 FLA08664ST, and as of 11/2/25, it is an Oil Cap.

Can I get help with 1991 Freightliner FLA086 FLA08664ST Engine Block orders?

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

What is your return policy for Freightliner FLA086 FLA08664ST Engine Blocks?

Advance Auto Parts keeps returns simple. For new Freightliner FLA086 FLA08664ST Engine Blocks and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.