1966 Alvis TE21 Spark Plugs

Essential 1966 Alvis TE21 Spark Plugs

Champion – Copper Plus Small Engine Spark Plug Dependable Performance, OE Replacement RN4C (Part No.104)

Copper Plus Small Engine Spark Plug Dependable Performance, OE Replacement RN4C

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$2.49
This Champion spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear. Built to ISO and SAE standards, it offers dependable performance and durability. The OE type replacement plug resists fouling and boasts superior corrosion resistance. Its copper core center electrode allows for accurate control of heat range, ensuring a longer life. The nickel center electrode tip and flat seat type further enhance its reliability.

Product Features:
  • Copper Plus – Dependable Performance and Durability
  • OE type replacement plug
  • Resists fouling
  • Copper core center electrode allows for accurate control of heat range for longer life
  • Superior corrosion resistance
  • Built to ISO and SAE standards for proven performance
  • Enhanced Reliability: Featuring a nickel center electrode tip and flat seat type, this spark plug ensures reliable performance for small engines.
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Autolite – Copper Spark Plug: Delivers Quick Starts, Good Fuel Economy, Smooth Acceleration (Part No.403)

Copper Spark Plug: Delivers Quick Starts, Good Fuel Economy, Smooth Acceleration

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$3.49
Autolite has over 100 years of engineering experience and has sold over 11 billion plugs. Guaranteed to deliver quick starts, good fuel economy and smooth acceleration, Autolite Copper Core spark plugs are designed to meet or exceed OES design requirements. Consider upgrading to Autolite Platinum, Double Platinum or Iridium XP plugs for improved engine performance. Copper core plugs are the industry standard.

Product Features:
  • Copper-glass seal bonds insulator, terminal post center electrode together; assures full required voltage at spark gap; gas-tight seal (100% leak proof)
  • Multi-rib insulator reduces danger of “flash-over”
  • One-piece terminal post adds strength
  • Resistor reduces radio frequency interference (RFI) and electrode erosion
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Champion – Copper Plus Small Engine Spark Plug: Dependable Performance, OE Replacement, N4C (Part No.803)

Copper Plus Small Engine Spark Plug: Dependable Performance, OE Replacement, N4C

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$2.99
Dependable Performance, OE Replacement, N4C. This Champion spark plug features a copper core electrode that provides increased conductivity and heat control for good overall wear. Built to ISO and SAE standards for proven performance, it offers superior corrosion resistance and resists fouling. The copper core center electrode allows for accurate control of heat range for longer life, making it a reliable OE type replacement plug with a nickel center electrode tip and flat seat type.

Product Features:
  • Copper Plus – Dependable Performance and Durability
  • OE type replacement plug
  • Resists fouling
  • Copper core center electrode allows for accurate control of heat range for longer life
  • Superior corrosion resistance
  • Built to ISO and SAE standards for proven performance
  • Nickel Center Electrode Tip: Features a durable nickel center electrode tip and a flat seat type, providing consistent and reliable ignition.
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ACDelco – Copper Core Spark Plug: Original Equipment Replacement (Part No.R43XL)

Copper Core Spark Plug: Original Equipment Replacement

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$3.49
ACDelco Professional Conventional Spark Plugs are designed for reliability and efficient performance, and are a high quality replacement for many vehicles on the road today. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. They are also available for Marine applications. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function.

Product Features:
  • Black Onyx coating helps reduce corrosion
  • Copper core provides great heat transfer and helps maximize plug durability
  • Ribbed suppressor seal extends resistance and helps prevent spark ‘flash over’ and misfires
  • Nickel-chrome alloy sheathing helps prevent corrosion on center electrode
  • Available for use in Marine applications
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Champion – Champion Copper Plus Small Engine- Single Card – N4C (Part No.803C)

Champion Copper Plus Small Engine- Single Card - N4C

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:
  • Resists fouling
  • Superior corrosion resistance
  • Dependable and proven performance
  • Increased conductivity and heat control for good overall wear
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1966 Alvis TE21 Spark Plugs

Maybe you’re in the middle of a full rebuild of that 1966 Alvis TE21. Maybe you just need a couple of Spark Plugs. Either way, Advance Auto Parts has 5 different Spark Plugs in our inventory ranging from $2.49 to $3.49. That means you can find the exact parts or products you need to keep that 1966 Alvis TE21 running smoothly.

Spark Plugs are only as good as their brand. We stock 3 different brands to make sure you have plenty of trusted parts to choose from for your 1966 Alvis TE21. Champion, ACDelco, and Autolite are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Spark Plugs for your 1966 Alvis TE21, but don’t take our word for it – read our customer ratings and reviews and buy with confidence.

So if you’re in the market for aftermarket Spark Plugs to keep your 1966 Alvis TE21 rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Spark Plugs Brands To Make Your 1966 Alvis TE21 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1966 Alvis TE21 demands trusted brand parts and products to keep it running. Many trusted brands of Spark Plugs make up Advance Auto Parts’ inventory, and all are ready to help make your TE21 the best it can be. Be sure to browse some of our top Spark Plugs brands and parts.

FAQs for 1966 Alvis TE21 Spark Plugs

What are the most purchased Spark Plugs for the 1966 Alvis TE21?

Out of 5 Spark Plugs for the 1966 Alvis TE21, the most popular in our inventory are:
Copper Core Spark Plug: Original Equipment Replacement
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Copper Core Spark Plug: Original Equipment Replacement
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