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Autolite 646 Spark Plug

Autolite 646 Spark Plug

$10.22 - $10.22
$10.22 Includes shipping
$10.22 - $10.22
$10.22 Includes shipping

Seller: PartCatalog (98.8% positive, 47359 ratings)

Brand: Autolite

Availability:
5+ in stock, ready to be shipped

Condition: New

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Autolite 646 Spark Plug

Autolite® Copper Spark Plugs are manufactured to deliver quick starts, improved fuel economy and smooth acceleration. Autolite® spark plugs are the best alternative to OE spark plugs, offering OE form, fit and function for all makes and models, both foreign and domestic, at a value price. Autolite provides the automotive aftermarket and Original Equipment manufacturers with the highest quality ignition products and is the leading supplier of spark plugs.

Vehicle Compatibility Chart

✅ Compatible with 169 vehicles
Year Make Model Liters Cylinders Fuel Type Notes
2000 Chrysler Grand Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
2000 Chrysler Town & Country 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
2000 Chrysler Town & Country 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
2000 Chrysler Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
2000 Dodge Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
2000 Dodge Grand Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
2000 Dodge Grand Caravan 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
2000 Plymouth Grand Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
2000 Plymouth Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1999 Chrysler Town & Country 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1999 Chrysler Town & Country 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1999 Dodge Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1999 Dodge Caravan 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1999 Dodge Grand Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1999 Dodge Grand Caravan 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1999 Plymouth Grand Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1999 Plymouth Grand Voyager 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1999 Plymouth Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1999 Plymouth Voyager 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1998 Chrysler Town & Country 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1998 Chrysler Town & Country 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1998 Dodge Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1998 Dodge Caravan 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1998 Dodge Grand Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1998 Dodge Grand Caravan 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1998 Plymouth Grand Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1998 Plymouth Grand Voyager 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1998 Plymouth Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1998 Plymouth Voyager 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Chrysler Intrepid 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1997 Chrysler Town & Country 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Chrysler Town & Country 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Dodge Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Dodge Caravan 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Dodge Grand Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Dodge Grand Caravan 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Dodge Intrepid 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1997 Eagle Vision 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1997 Plymouth Grand Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Plymouth Grand Voyager 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Plymouth Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1997 Plymouth Voyager 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1996 Chrysler Concorde 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1996 Chrysler Town & Country 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1996 Chrysler Town & Country 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1996 Dodge Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1996 Dodge Caravan 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1996 Dodge Grand Caravan 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1996 Dodge Grand Caravan 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1996 Dodge Intrepid 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1996 Eagle Vision 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1996 Plymouth Grand Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1996 Plymouth Grand Voyager 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1996 Plymouth Voyager 3.3L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1995 Chrysler Concorde 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1995 Chrysler Intrepid 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1995 Chrysler Town & Country Spark plug gap: 0.050 inches (1.3 millimeters)
1995 Dodge Caravan 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1995 Dodge Grand Caravan 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1995 Dodge Intrepid 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1995 Eagle Vision 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1995 Plymouth Grand Voyager 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1995 Plymouth Grand Voyager 3.8L V6 Spark plug gap: 0.050 inches (1.3 millimeters)
1995 Plymouth Voyager 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1994 Chrysler Concorde 3.3L V6 GAS .050 inch or 1.3mm OE style spark plug fitment
1994 Chrysler Town & Country .050 inch or 1.3mm OE style spark plug fitment
1994 Dodge Caravan 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1994 Dodge Grand Caravan 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1994 Dodge Intrepid 3.3L V6 GAS .050 inch or 1.3mm OE style spark plug fitment
1994 Eagle Vision 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1994 Plymouth Grand Voyager 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1994 Plymouth Grand Voyager 3.8L V6 .050 inch or 1.3mm OE style spark plug fitment
1994 Plymouth Voyager 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1993 Asuna GT OE style spark plug with a 0.060"/1.5mm gap.
1993 Asuna SE OE style spark plug with a 0.060"/1.5mm gap.
1993 Chrysler Concorde 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1993 Chrysler Dynasty 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1993 Chrysler Imperial .050 inch or 1.3mm OE style spark plug fitment
1993 Chrysler Intrepid 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1993 Chrysler New Yorker 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1993 Chrysler New Yorker 3.8L V6 .050 inch or 1.3mm OE style spark plug fitment
1993 Chrysler Town & Country .050 inch or 1.3mm OE style spark plug fitment
1993 Dodge Caravan 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1993 Dodge Dynasty 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1993 Dodge Grand Caravan 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1993 Dodge Intrepid 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1993 Eagle Vision 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1993 Plymouth Grand Voyager 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1993 Plymouth Voyager 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1993 Pontiac LeMans OE style spark plug with a 0.060"/1.5mm gap.
1992 Chrysler Dynasty 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1992 Chrysler Imperial .050 inch or 1.3mm OE style spark plug fitment
1992 Chrysler New Yorker 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1992 Chrysler New Yorker 3.8L V6 .050 inch or 1.3mm OE style spark plug fitment
1992 Chrysler Town & Country .050 inch or 1.3mm OE style spark plug fitment
1992 Dodge Caravan 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1992 Dodge Dynasty 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1992 Dodge Grand Caravan 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1992 Plymouth Grand Voyager 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1992 Plymouth Voyager 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1991 Chrysler Dynasty 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1991 Chrysler Imperial 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1991 Chrysler Imperial 3.8L V6 .050 inch or 1.3mm OE style spark plug fitment
1991 Chrysler New Yorker 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1991 Chrysler New Yorker 3.8L V6 .050 inch or 1.3mm OE style spark plug fitment
1991 Chrysler Town & Country .050 inch or 1.3mm OE style spark plug fitment
1991 Dodge Caravan 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1991 Dodge Dynasty 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1991 Dodge Grand Caravan .050 inch or 1.3mm OE style spark plug fitment
1991 Plymouth Grand Voyager .050 inch or 1.3mm OE style spark plug fitment
1991 Plymouth Voyager 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1990 Chrysler Dynasty 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1990 Chrysler Imperial .050 inch or 1.3mm OE style spark plug fitment
1990 Chrysler New Yorker 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1990 Chrysler Town & Country .050 inch or 1.3mm OE style spark plug fitment
1990 Dodge Caravan 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1990 Dodge Dynasty 3.3L V6 .050 inch or 1.3mm OE style spark plug fitment
1990 Dodge Grand Caravan .050 inch or 1.3mm OE style spark plug fitment
1990 Plymouth Grand Voyager .050 inch or 1.3mm OE style spark plug fitment
1989 Pontiac LeMans 1.6L L4 OE style spark plug with a 0.060"/1.5mm gap.
1989 Pontiac LeMans 2.0L L4 OE style spark plug with a 0.060"/1.5mm gap.
1989 Pontiac Optima 1.6L L4 OE style spark plug with a 0.060"/1.5mm gap.
1989 Pontiac Optima 2.0L L4 OE style spark plug with a 0.060"/1.5mm gap.
1988 Buick Skyhawk OE style spark plug with a 0.060"/1.5mm gap.
1988 Oldsmobile Firenza 2.0L L4 OE style spark plug with a 0.060"/1.5mm gap.
1988 Pontiac LeMans OE style spark plug with a 0.060"/1.5mm gap.
1988 Pontiac Optima 1.6L L4 OE style spark plug with a 0.060"/1.5mm gap.
1988 Pontiac Optima 2.0L L4 OE style spark plug with a 0.060"/1.5mm gap.
1988 Pontiac Sunbird OE style spark plug with a 0.060"/1.5mm gap.
1987 Buick Skyhawk OE style spark plug with a 0.060"/1.5mm gap.
1987 Oldsmobile Firenza 2.0L L4 OE style spark plug with a 0.060"/1.5mm gap.
1987 Pontiac Sunbird OE style spark plug with a 0.060"/1.5mm gap.
1984 Cadillac Commercial Chassis OE style spark plug with a 0.060"/1.5mm gap.
1984 Cadillac Fleetwood 6.0L V8 OE style spark plug with a 0.060"/1.5mm gap.
1983 Cadillac Commercial Chassis OE style spark plug with a 0.060"/1.5mm gap.
1983 Cadillac Fleetwood 6.0L V8 OE style spark plug with a 0.060"/1.5mm gap.
1982 Cadillac Commercial Chassis OE style spark plug with a 0.060"/1.5mm gap.
1982 Cadillac Fleetwood 6.0L V8 OE style spark plug with a 0.060"/1.5mm gap.
1981 Cadillac Commercial Chassis OE style spark plug with a 0.060"/1.5mm gap.
1981 Cadillac DeVille 6.0L V8 OE style spark plug with a 0.060"/1.5mm gap.
1981 Cadillac Eldorado 6.0L V8 OE style spark plug with a 0.060"/1.5mm gap.
1981 Cadillac Fleetwood 6.0L V8 OE style spark plug with a 0.060"/1.5mm gap.
1981 Cadillac Seville 6.0L V8 OE style spark plug with a 0.060"/1.5mm gap.
1980 Cadillac Commercial Chassis OE style spark plug with a 0.060"/1.5mm gap.
1980 Cadillac DeVille 6.0L V8 OE style spark plug with a 0.060"/1.5mm gap.
1980 Cadillac Eldorado 6.0L V8 OE style spark plug with a 0.060"/1.5mm gap.
1980 Cadillac Fleetwood 6.0L V8 OE style spark plug with a 0.060"/1.5mm gap.
1980 Cadillac Seville 6.0L V8 OE style spark plug with a 0.060"/1.5mm gap.
1979 Cadillac Commercial Chassis .060 Gap; OE Style
1979 Cadillac DeVille 7.0L V8 .060 Gap; OE Style
1979 Cadillac Fleetwood 7.0L V8 .060 Gap; OE Style
1978 Cadillac Commercial Chassis .060 Gap; OE Style
1978 Cadillac DeVille .060 Gap; OE Style
1978 Cadillac Eldorado .060 Gap; OE Style
1978 Cadillac Fleetwood .060 Gap; OE Style
1977 Cadillac Commercial Chassis .060 Gap; OE Style
1977 Cadillac DeVille .060 Gap; OE Style
1977 Cadillac Eldorado .060 Gap; OE Style
1977 Cadillac Fleetwood .060 Gap; OE Style
1976 Cadillac Calais .060 Gap; OE Style
1976 Cadillac Commercial Chassis .060 Gap; OE Style
1976 Cadillac DeVille .060 Gap; OE Style
1976 Cadillac Eldorado .060 Gap; OE Style
1976 Cadillac Fleetwood .060 Gap; OE Style
1975 Cadillac Calais .060 Gap; OE Style
1975 Cadillac Commercial Chassis .060 Gap; OE Style
1975 Cadillac DeVille .060 Gap; OE Style
1975 Cadillac Eldorado .060 Gap; OE Style
1975 Cadillac Fleetwood .060 Gap; OE Style

Part Attributes

  • Copper
  • Standard / Regular
  • Nickel
  • Stud
  • Nickel
  • 1
  • Tapered
  • Nickel
  • 13/16"
  • 21
  • Ceramic
  • Mid Projection
  • 0.050
  • 1.30
  • 0.750
  • 19.5
  • Yes
  • Flat
  • 14.0

Part Interchanges

3015, 31, 4012, 41-618, AGR52-6, W10EC