Description
Precise ignition timing separates winning engines from the rest, and the Racing Plug AR3932 delivers the spark intensity your high-performance build demands. Built without resistor technology, this plug fires hotter and cleaner for improved combustion efficiency under racing loads. Whether you’re tuning a custom engine or replacing worn plugs, the AR3932’s proven design ensures consistent performance lap after lap.
- 14 mm thread size
- 0.750 in reach
- Gasket seat design
- Non-resistor construction
- Sold individually
- Racing-specific application
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