AUTOLITE 685

AUTOLITE part number 685 is a spark plug in the Ignition system. This catalog matches it to 6 year-and-engine configurations from 1974 to 1975.

Verified fitment includes 1975 American Motors Matador 5.9L 360cid V8 ; 1975 Checker Marathon 5.7L 350cid V8 ; 1974 American Motors Ambassador 5.0L 304cid V8 ; 1974 American Motors Ambassador 5.9L 360cid V8 ; 1974 American Motors Gremlin 5.0L 304cid V8 , plus 1 other configuration. See every vehicle this part fits.

Manufacturer specifications
Copper ResistorPre-Set Gap: 0.060"
Gap .060 (In) 1.5 (mm)OE Style
Application data published for:
🇺🇸 US 🇨🇦 CA

Frequently Asked Questions

What is AUTOLITE 685?

AUTOLITE part number 685 is a spark plug with published application data for 6 vehicle configurations from 1974 to 1975. Use the manufacturer part number to cross-reference your old part or a repair quote before you order.

Which vehicles does AUTOLITE 685 fit?

This catalog matches 685 to 6 year-and-engine configurations from 1974 to 1975. Open the compatible-vehicles list for every make, model and engine, and read the notes for position or trim qualifiers.

Is AUTOLITE 685 OEM or aftermarket?

What matters is the published application data for this part number, not the label on the box. AUTOLITE 685 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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