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Spark Plugs

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  • Center Electrode Tip Material - Nickel
  • Thread Reach (in) - 0.433 Inch

Center Electrode Tip Material

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Center Electrode Core Material

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Thread Reach (mm)

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Product List

Autolite Copper Core Spark Plug - 216DP
Part #:
216DP
Line:
ATO
2 Year LIMITED WARRANTY
Seat:   Gasket
Thread Size:   M14-1.25
Heat Range:   6

Autolite Copper Core Spark Plug - 437
Part #:
437
Line:
ATO
1 Year Limited Warranty
Seat:   Gasket
Thread Size:   M14
Heat Range:   5

Autolite Copper Core Spark Plug - 666
Part #:
666
Line:
ATO
2 Year LIMITED WARRANTY
Seat:   Tapered
Thread Size:   M14-1.25
Heat Range:   7

Autolite Racing Hi-Performance Spark Plug - AR13
Part #:
AR13
Line:
ATO
1 Year Limited Warranty
Seat:   Tapered
Thread Size:   M14
Heat Range:   11 To 350

Autolite Racing Hi-Performance Spark Plug - AR23
Part #:
AR23
Line:
ATO
Manufacturer's Defect Warranty
Seat:   Tapered
Thread Size:   M14
Heat Range:   11 To 350

Autolite Racing Hi-Performance Spark Plug - AR24
Part #:
AR24
Line:
ATO
1 Year Limited Warranty
Seat:   Tapered
Thread Size:   M14
Heat Range:   9 To 275

Autolite Racing Hi-Performance Spark Plug - AR25
Part #:
AR25
Line:
ATO
1 Year Limited Warranty
Seat:   Tapered
Thread Size:   M14
Heat Range:   8 To 245

Autolite Racing Hi-Performance Spark Plug - AR32
Part #:
AR32
Line:
ATO
1 Year Limited Warranty
Seat:   Tapered
Thread Size:   M18-1.50
Heat Range:   13 To 430

Autolite Racing Hi-Performance Spark Plug - AR33
Part #:
AR33
Line:
ATO
1 Year Limited Warranty
Seat:   Tapered
Thread Size:   M18-1.50
Heat Range:   11 to 330