AUTOLITE part description

Product Description

Autolite 46 Copper Resistor Spark Plug

Features & Benefits

  • One-Piece terminal stud provides a reliable high voltage electrical connection
  • The copper core center electrode aids in thermal control and improves resistance to fouling.
  • High alumina multi-rib insulator helps prevent flash-over which can lead to misfires
  • Its specially engineered high nickel alloy center and ground electrode provides extended life.
  • Heat-fused glass composite resistor center seal provides high performance EMI noise suppression and a 100 percent leak-proof seal
  • The high alumina multi-rib ceramic insulator provides thermal conductivity and superior insulation for increased strength.
  • Solid copper core center electrode provides optimal thermal and electrical conductivity for better performance in all driving conditions
  • Designed with a nickel-plated shell that is corrosion resistant to provide increased durability for extended periods.
  • High nickel alloy side electrode resists electrical and chemical wear providing excellent durability
  • 2 year limited warranty

Product Attributes

Resistance 4000 82
Ground Electrode Tip Design Standard
Ground Electrode Core Material Nickel
Electrical Terminal Type Non-Removable Nut
Center Electrode Core Material Copper
Center Electrode Tip Material Nickel
Pre-Gap Size 0.044 IN
Ground Electrode Quantity 1
Hex Size 21 MM
Seat Type Tapered
Reach 11.1252 MM
Thread Diameter 18 MM
Insulator Material Ceramic
Resistor Type Yes
Ground Electrode Tip Material Nickel
9608 Standard
9805 Long Projection
Washer Included No
Grade Type Regular
Hex Size 13/16 IN
Manufacturer Heat Range 7
Reach 0.438 IN
9459 No
9507 Hex
9746 No
Pre-Gap Size 1.1176 MM

Additional Information

Country of Origin (Primary) MX
Harmonized Tariff Code (Schedule B) 8511100000
Warranty Time 2
Warranty Time UOM YR
Harmonized Tariff Code (HTS) 8511100000
UPC 00009100000460
UNSPSC 26101732

Part Interchanges

Fits Vehicles

  • Ford F-350 (1955-1965)
  • Ford F-250 (1955-1965)
  • Ford F-100 (1955-1965)
  • Ford Econoline (1961-1967)
  • Ford 300 (1963)
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  • Ford Mustang (1964-1973, 1979-1982)
  • Ford Maverick (1970-1977)
  • Ford LTD (1965-1966, 1983)
  • Ford Granada (1975-1982)
  • Ford Fairmont (1978-1983)

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