AUTOLITE

Copper-glass seal bonds insulator, terminal post center electrode together; assures full required voltage at spark gap; gas-tight seal (100% leak proof)Multi-rib insulator reduces danger of...

Designed for a sharper, leaner spark with tapered nickel/chrome alloy tip and copper center electrode Made in the USA. SPARK PLUG #4194

Copper-glass seal bonds insulator, terminal post center electrode together; assures full required voltage at spark gap; gas-tight seal (100% leak proof)Multi-rib insulator reduces danger of...

Designed for a sharper, leaner spark with tapered nickel/chrome alloy tip and copper center electrode Made in the USA. SPARK PLUG #4263

Copper-glass seal bonds insulator, terminal post center electrode together; assures full required voltage at spark gap; gas-tight seal (100% leak proof)Multi-rib insulator reduces danger of...

Designed for a sharper, leaner spark with tapered nickel/chrome alloy tip and copper center electrode Made in the USA. AUTOLITE PLUG #4265

Copper-glass seal bonds insulator, terminal post center electrode together; assures full required voltage at spark gap; gas-tight seal (100% leak proof)Multi-rib insulator reduces danger of...

Designed for a sharper, leaner spark with tapered nickel/chrome alloy tip and copper center electrode Made in the USA. AUTOLITE PLUG #4275

Designed for a sharper, leaner spark with tapered nickel/chrome alloy tip and copper center electrode Made in the USA. SPARK PLUG #4302

Copper-glass seal bonds insulator, terminal post center electrode together; assures full required voltage at spark gap; gas-tight seal (100% leak proof)Multi-rib insulator reduces danger of...

Designed for a sharper, leaner spark with tapered nickel/chrome alloy tip and copper center electrode Made in the USA. SPARK PLUG #4303

Copper-glass seal bonds insulator, terminal post center electrode together; assures full required voltage at spark gap; gas-tight seal (100% leak proof)Multi-rib insulator reduces danger of...