NOS Autolite 667 Spark Plugs – Resistor Type – USA Made
Description:
For sale: A complete box of 10 NOS Autolite 667 spark plugs, resistor-style and proudly made in the USA. These plugs are ideal for vintage GM, Ford, and Chrysler V8 applications. Cross-reference compatible with Motorcraft ARF62-6, Champion RBL-17Y6, AC R46TSX, and more. Perfect for restorers, collectors, or anyone seeking period-correct ignition components.
🔍 Part Number Details
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Primary Part Number: Autolite 667
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Type: Resistor-style spark plug
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Packaging: Box of 10 plugs
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Branding: Autolite / Fram / Allied-Signal
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Country of Origin: Made in the USA 🇺🇸
🚗 Fitment Examples
Based on the listed cross-reference numbers, Autolite 667 plugs are commonly used in:
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GM 305/350 V8 engines (1980s–1990s)
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Ford 5.0L and 5.8L V8s (Mustang, F-Series, Crown Victoria)
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Chrysler 318/360 V8s (Dodge Ram, Jeep Grand Wagoneer)
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Light-duty trucks, SUVs, and marine engines with similar plug specs
These plugs are ideal for restorers seeking period-correct ignition components for domestic V8 platforms.
🔁 Cross Reference Equivalents
| Brand | Equivalent Plug |
|---|---|
| Motorcraft | ARF62-6 |
| Champion | RBL-17Y6 |
| AC Delco | R46TSX |
| NGK | BPR5ES or TR5 |
| Bosch | WR9DC+ |
Always confirm thread size, reach, and heat range for exact compatibility.