Description
Reliable ignition is the foundation of consistent performance, and the AUTOLITE 4164 delivers precisely that with a focused spark designed to improve combustion efficiency across a wide range of engine applications. The tapered nickel/chrome alloy tip produces a sharper, leaner spark that cuts through fouling and promotes cleaner, more complete fuel burn—critical for maintaining peak power delivery and fuel economy. Built in the U.S.A. with proven durability, this spark plug is the dependable choice for racers and enthusiasts who refuse to compromise on ignition quality.
- Tapered nickel/chrome alloy tip
- Copper center electrode
- Sharper spark delivery
- Reduced fouling characteristics
- Made in the U.S.A.
- OEM-equivalent performance
- Wide application compatibility
