Specification
Brand
Autolite
Item Number
AUTAR3931
Part Length
3.55 inches
Part Width
1.1 inches
Part Height
1.05 inches
Thread Size
14 mm
Reach
0.750 inches
Seat Type
Gasket
Resistor
Non-Resistor
Description
The Autolite Racing Spark Plug (AUTAR3931) is engineered for high performance in racing vehicles. With its 14 mm thread, 0.750 inch reach, gasket seat, and non-resistor design, this spark plug delivers reliable ignition performance and durability. Perfect for racing enthusiasts seeking optimized engine efficiency and acceleration.
Disclaimer
Ensure compatibility with your vehicle specifications before purchase. Performance outcomes may vary based on vehicle and driving conditions.