Replacement racing spark plugs used by many professional car drivers Specially designed to improve performance in hot and cold ranges, but can be modified to factory plug/load conditions Built-in Yttrium-enhanced alloy reduces side wiring by 8% For maximum temperature, increased durability and lower knock Features a cutback frame kernel for enhanced ground electrode ignitability Coated with anti-corrosive nickel plating to prevent rust

Autolite Spark Plug AR3933 Nickel Plated Shell, Racing Applications Since its inception in Autolite automotive aftermarket and original equipment manufacturers, the brand has been providing the highest quality ignition products. As our spark plug and ignition wire set includes coil-on-plug, Autolite brand products are the perfect choice for ignition in all your vehicles, no matter how you install them. Autolite spark plug AR3933 nickel plated shell, race application features. Product Type: Non-Resistive Thermal Range Graph Position: Pre-race "HEX: 5/8" Reach: 3/4" Device: Non-Resistor/Non-Resistor/Sheet: Gasket Thread Diameter: 14mm Tip: Standard Main Application : Chevrolet Big Block, HEMI (Race)


Manufacturer: ‎Autolite
Brand: ‎Autolite
Model Name: ‎FBA_AR3933
Product Size: ‎2.54 x 1.14 x 8.64 cm ; 49.9 g
Product model number: ‎AR3933-4PK
Product dimensions: Depth x Width x Height: ‎25 x 11 x 86 mm
Product weight: ‎49.9 g