1966 AC 427 Spark Plugs

Enhance and Protect Your 1966 AC 427 with Quality Spark Plugs

Maintaining the performance of your 1966 AC 427 starts with choosing the right parts, and a high-quality Spark Plugs helps ensure a reliable and efficient vehicle. At Advance Auto Parts, we offer Spark Plugs specifically for the 1966 AC 427, ensuring a perfect fit and lasting durability. Choosing to shop with Advance Auto Parts means you’re making a smart decision to prioritize both quality and reliability for your vehicle.

Affordable and Reliable Spark Plugs for Every Budget

Finding a Spark Plugs that combines quality with affordability is easy at Advance Auto Parts. With prices starting as low as $2.99 and an average price of $3.74, you can choose one that fits your budget while delivering the quality you expect. Our Spark Plugs are competitively priced, ranging from $2.99 to $4.49, so you get value without compromising on strength or reliability.

Trusted Brands and Top-Rated Options

With 2 Spark Plugs from 2 trusted brands in stock, Advance Auto Parts has you covered. Popular options include Racing Non-Resistor Spark Plug: Enables Performance, Handles Intense Conditions and Copper Plus Spark Plug: Dependable Performance, OE Replacement, RF9YCs, starting at $2.99. Our selection includes highly regarded brands such as Autolite and Champion, and more, offering you top-notch reliability. For example, we have 1 Autolite Spark Plugs starting at $4.49 with an average rating of 5 stars, 1 Champion options from $2.99 with a 5 stars rating.

Spark Plugs for Your 1966 AC 427

Autolite – Racing Non-Resistor Spark Plug: Enables Performance, Handles Intense Conditions (Part No.AR33)

Racing Non-Resistor Spark Plug: Enables Performance, Handles Intense Conditions

from

$4.49
The ground electrode is cut-back from the center electrode to provide a gap. The face of the ground electrode is concave to provide a constant gap to the center electrode. This plug is designed use in all aftermarket cylinder heads used in different types of racing venues including oval and road racing.

Product Features:
  • Opens spark face for better ignitability of flame kernel
  • Retains less heat, transfers heat to shell faster – reduces risk of pre-ignition
  • Dyno testing has shown proven power gains
  • Cut-back ground electrode evolved from practice of grinding back the side electrode
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Champion – Copper Plus Spark Plug: Dependable Performance, OE Replacement, RF9YC (Part No.409)

Copper Plus Spark Plug: Dependable Performance, OE Replacement, RF9YC

from

$2.99
Dependable performance. This Champion spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear.

Product Features:
  • Copper Plus – Dependable Performance.
  • Copper core center electrode allows for accurate control of heat range for longer life
  • Patented TinTac and ULTRASEAL coated shell for maximum corrosion resistance
  • Patented SAC-9 semiconductor resistor for maximum EMI & RFI suppression
  • Built to ISO and SAE standards for proven performance
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FAQs for 1966 AC 427 Spark Plugs

Which Spark Plugs are the top sellers for the 1966 AC 427?

Out of 2 Spark Plugs that fit 1966 AC 427s, the following parts are the top sellers:
Copper Plus Spark Plug: Dependable Performance, OE Replacement, RF9YC
from $2.99
This product is not rated
Copper Plus Spark Plug: Dependable Performance, OE Replacement, RF9YC
Spark Plugs

How can I make sure that a part will be compatible with my 1966 AC 427?

Our AC 427 aftermarket and OEM parts are designed specifically for the 1966 model. You can always find your specific fitment and compatibility for your 1966 AC on an individual product page.

What is the price range for 1966 AC 427 Spark Plugs?

The range of prices of Spark Plugs for the 1966 AC 427 goes from $2.99 up to $4.49 for the most premium parts.

What is the average price of 1966 AC 427 Spark Plugs?

1966 AC 427 Spark Plugs average $3.74 for our selection of OEM and aftermarket parts. Keep in mind the variety of brands we offer, such as Autolite Champion, and more, so you are likely to find a wide range of prices across a variety of brands and products.

Does Advance Auto Parts sell Spark Plugs for other AC 427 model years?

Yes, we currently stock Spark Plugs for 3 model years of AC 427s, from 1964 to 1967. Model years 1967, 1965, and 1964 are the most popular for Spark Plugs purchases.

Can I get help with 1966 AC 427 Spark Plugs orders?

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

What is your return policy for AC 427 Spark Plugs?

Advance Auto Parts keeps returns simple. For new AC 427 Spark Plugs and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.