CHAMPION 405

CHAMPION part number 405 is a spark plug in the Ignition system. This catalog matches it to 109 year-and-engine configurations from 1955 to 1993.

Verified fitment includes 1993 Bentley Continental 6.8L V8 Turbocharged ; 1992 Bentley Continental 6.7L V8 ; 1992 Bentley Continental 6.8L V8 Turbocharged ; 1992 Bentley Mulsanne 6.7L V8 ; 1991 Bentley Eight 6.7L V8 , plus 104 other configurations. See every vehicle this part fits.

Manufacturer specifications
Copper PlusPre-Set Gap: 0.035"
OE TypeOE-Recommended Gap: 0.032"
Application data published for:
🇺🇸 US

Frequently Asked Questions

What is CHAMPION 405?

CHAMPION part number 405 is a spark plug with published application data for 109 vehicle configurations from 1955 to 1993. Use the manufacturer part number to cross-reference your old part or a repair quote before you order.

Which vehicles does CHAMPION 405 fit?

This catalog matches 405 to 109 year-and-engine configurations from 1955 to 1993. Open the compatible-vehicles list for every make, model and engine, and read the notes for position or trim qualifiers.

Is CHAMPION 405 OEM or aftermarket?

What matters is the published application data for this part number, not the label on the box. CHAMPION 405 is listed with its manufacturer part number so you can compare it to an OEM number or another brand that covers the same fitment.

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