1. Engine Rocker & Valve Covers Items
  2. sku: 12383144035448772
  3. MAZDA B660-10-244

MAZDA B660-10-244 Valve Cover Acorn Cap Bolt Set

fits model: Mx-5, Miata. make: Mazda. year: 1990–1992.

B660-10-244 Mazda 90-92 Miata Mx-5 Oem Valve Cover Acorn Cap Bolt Complete Set

( Manufacturer Part Number: B660-10-244 ), ( Type: Valve Cover ), ( Country Of Origin: Japan )

Review MAZDA Oem Valve Cover Acorn Cap Bolt Complete Set fits MIATA MX-5 1990–1992

Introducing the Mazda B660-10-244 90-92 Miata MX-5 Valve Cover Acorn Cap Bolt Set, a must-have replacement part for your classic Miata. This bolt set is specifically designed for the valve covers of the 90-92 Miata MX-5 models, ensuring a perfect fit and seamless installation.

The Mazda B660-10-244 Acorn Cap Bolt Set includes ten bolts in total, all made from high-quality materials that are resistant to corrosion and wear. Each bolt measures 10mm in length and features an acorn head design with a hexagonal recess for easy and secure torquing.

The acorn cap design of these bolts not only provides a snug fit against the valve cover but also adds an aesthetic touch to your engine compartment. The bolts are finished in a satin chrome plating, which not only enhances their appearance but also adds an extra layer of protection against the elements.

Installation of these bolts is straightforward and can be done in a relatively short amount of time. Simply remove the old bolts, clean the threads, and then install the new Mazda B660-10-244 Acorn Cap Bolts. It's always recommended to use a torque wrench to ensure that the bolts are tightened to the manufacturer's recommended torque specification.

These bolts are not only essential for the proper functioning of your Miata's engine but also contribute to its visual appeal. By replacing worn-out or damaged bolts with this new set, you can restore your engine compartment to its original condition and maintain the value and appearance of your classic Miata.

In summary, the Mazda B660-10-244 90-92 Miata MX-5 Valve Cover Acorn Cap Bolt Set is a high-quality, easy-to-install replacement part that is essential for the proper functioning and aesthetic appeal of your classic Miata. Its high-quality materials, acorn cap design, and hexagonal recess make for easy and secure installation, while its satin chrome plating adds an extra layer of protection and visual appeal.

Pros and Cons of Buying Mazda B660-10-244 90-92 Miata MX-5 Valve Cover Acorn Cap Bolt Set

1. Pros:

a. Original Equipment: These bolts are original equipment (OE) for Miata MX-5 models from 1990 to 1992. Using OE parts ensures a perfect fit and optimal performance.

b. Corrosion Resistance: Acorn caps are designed to prevent leakage and corrosion, making them an ideal choice for older vehicles that may have experienced some wear and tear.

c. Durability: Mazda bolts are known for their durability and reliability, which is essential for maintaining engine performance and longevity.

2. Cons:

a. Cost: Replacing valve cover bolts may seem like an insignificant repair, but the cost of buying a complete set of OE acorn cap bolts can be relatively higher than aftermarket alternatives.

b. Availability: Depending on the location and availability, it might take some time to source and purchase these bolts, potentially leading to extended downtime for your Miata.

3. Conclusion:

The decision to buy Mazda B660-10-244 90-92 Miata MX-5 Valve Cover Acorn Cap Bolt Set ultimately depends on your priorities as a car owner. If you value originality, durability, and corrosion resistance, then investing in OE bolts is the best choice. However, if you're looking to minimize costs and are confident in the quality of aftermarket alternatives, you might consider exploring those options instead.

Recommendation:

For those who prioritize originality, performance, and peace of mind, purchasing Mazda B660-10-244 90-92 Miata MX-5 Valve Cover Acorn Cap Bolt Set is a solid investment. For those who are budget-conscious or willing to consider aftermarket alternatives, carefully researching and selecting reputable brands may yield satisfactory results while saving some money.

Details:

Condition is Used. 90-92 Mazda Miata MX-5 OEM Valve Cover Acorn Cap Bolt Complete Set B660-10-244. Shipped with USPS Ground Advantage.

part #: b66010244 prices

  • $13.97-$24.95

specifications rockercove:

  • for models: Mx-5, Miata
  • for makes: Mazda
  • for years: 1990-1992
  • mpn: B660-10-244
  • type: Valve Cover
  • country of origin: Japan

general rockercove:

  • Engines Engine Parts > Valvetrain Components > Rocker Valve Covers
  • condition: Used

returns rockercove:

  • policy: No Returns

shipping rockercove:

  • class: Standard
  • type: Calculated
  • carrier: USPS
  • transit: 4-9 Days
  • service: USPS Ground Advantage
  • cost: $0.00

offer rockercove:

  • sold: 0
  • quantity: 1
  • options: Ship-to-home
  • started: March 28, 2026
  • availability: In Stock

seller rockercove:

  • rating: 100.0%
  • city: Lincoln, Nebraska
  • # reviews: 1347

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for models: mx-5, miata, for makes: mazda, for years: 1990-1992, type: valve cover, country of origin: japan,
category: auto parts > engines engine parts > valvetrain components > rocker valve covers, sku: 12383144035448772,

Mazda B660-10-244 Is Similar To:

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3 offers $13.97–$24.95 USD
  • Offer #1: $24.95 price + $0.00 shipping estimate = $24.95* total. Shipped with USPS Ground Advantage. 90-92 Mazda Miata MX-5 OEM Valve Cover Acorn Cap Bolt Complete Set.FREE SHIPPING
  • Offer #2: $13.97 price + $0.00 shipping estimate = $13.97* total. Tall round top 90-93 style. Used OEM bolt.FREE SHIPPING
  • Offer #3: $13.97 price + $0.00 shipping estimate = $13.97* total.FREE SHIPPING

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