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Autolite

Autolite Spark Plugs

Autolite was founded in 1911 and has been delivering reliable spark to motor vehicles since 1935. The company developed many of today’s spark plug materials and...

Autolite was founded in 1911 and has been delivering reliable spark to motor vehicles since 1935. The company developed many of today’s spark plug materials and continues to be a leader in spark plug innovation. Autolite spark plugs help power everything from fuel-efficient daily drivers to high performance race machines. Energize your ride with proven Autolite spark plugs, including copper-core racing spark plugs, long-lasting double platinum spark plugs, and iridium-enhanced XP Xtreme Performance plugs. Shop Summit Racing for a full line of Autolite spark plugs now!

Autolite was founded in 1911 and has been delivering reliable spark to motor vehicles since 1935. The company developed many of today’s spark plug materials and continues to be a leader in spark plug innovation. Autolite spark plugs help power everything from fuel-efficient daily drivers to high performance race machines. Energize your ride with proven Autolite spark plugs, including copper-core racing spark plugs, long-lasting double platinum spark plugs, and iridium-enhanced XP Xtreme Performance plugs. Shop Summit Racing for a full line of Autolite spark plugs now!

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Results 1 - 25 of 348

Autolite Copper Core Spark Plugs 3924

Autolite Copper Core Spark Plugs 3924

Autolite Copper Core Spark Plugs 3924

Spark Plug, Copper, 14mm Thread, 0.750 in. Reach, Gasket Seat, 5/8 in. Wrench Size, Each

Part Number: ATL-3924

4.82 out of 5 stars ( 60 )

Estimated Ship Date: Today

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Autolite Copper Core Spark Plugs 45

Autolite Copper Core Spark Plugs 45

Autolite Copper Core Spark Plugs 45

Spark Plug, Copper Core, Resistor, 18mm x 1.50, Tapered Seat, 0.438 in, Reach, Each

Part Number: ATL-45

5.0 out of 5 stars ( 14 )

Estimated Ship Date: Today

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Autolite Racing Spark Plugs R3932

Autolite Racing Spark Plugs R3932

Autolite Racing Spark Plugs R3932

Spark Plug, Racing, Copper Core, Gasket Seat, 14mm Thread, 0.750 in. Reach, Each

Part Number: ATL-AR3932

4.88 out of 5 stars ( 16 )

Estimated Ship Date: Today

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Autolite Racing Spark Plugs R3924

Autolite Racing Spark Plugs R3924

Autolite Racing Spark Plugs R3924

Spark Plug, Racing, Copper Core, Gasket Seat, 14mm Thread, 0.750 in. Reach, Each

Part Number: ATL-AR3924

4.67 out of 5 stars ( 15 )

Estimated Ship Date: Today

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Autolite Racing Spark Plugs R3933

Autolite Racing Spark Plugs R3933

Autolite Racing Spark Plugs R3933

Spark Plug, Racing, Copper Core, Gasket Seat, 14mm Thread, 0.750 in. Reach, Each

Part Number: ATL-AR3933

4.86 out of 5 stars ( 22 )

Estimated Ship Date: Today

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Autolite Copper Core Spark Plugs 25

Autolite Copper Core Spark Plugs 25

Autolite Copper Core Spark Plugs 25

Spark Plug, Copper Core, Tapered Seat, 14mm Thread, .460 in. Reach, Partial Projected, Resistor, Each

Part Number: ATL-25

4.82 out of 5 stars ( 17 )

Estimated Ship Date: Today

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Autolite Copper Core Spark Plugs 3923

Autolite Copper Core Spark Plugs 3923

Autolite Copper Core Spark Plugs 3923

Spark Plug, Copper Core, Gasket Seat, 14mm Thread, .750 in. Reach, Projected Tip, Resistor, Each

Part Number: ATL-3923

4.42 out of 5 stars ( 12 )

Estimated Ship Date: Today

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Autolite Racing Spark Plugs R3934

Autolite Racing Spark Plugs R3934

Autolite Racing Spark Plugs R3934

Spark Plug, Racing, Copper Core, Gasket Seat, 14mm Thread, 0.750 in. Reach, Each

Part Number: ATL-AR3934

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Autolite Copper Core Spark Plugs 85

Autolite Copper Core Spark Plugs 85

Autolite Copper Core Spark Plugs 85

Spark Plug, Copper Core, Resistor, 14mm x 1.25, Gasket Seat, 0.375 in, Reach, Each

Part Number: ATL-85

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Autolite Racing Spark Plugs R3923

Autolite Racing Spark Plugs R3923

Autolite Racing Spark Plugs R3923

Spark Plug, Racing, Copper Core, Gasket Seat, 14mm Thread, 0.750 in. Reach, Each

Part Number: ATL-AR3923

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Autolite Revolution HT Spark Plugs HT0

Autolite Revolution HT Spark Plugs HT0

Autolite Revolution HT Spark Plugs HT0

Spark Plug, Revolution HT, Copper Core, Tapered Seat, 16mm Thread, 25mm Reach, Resistor, Each

Part Number: ATL-HT0

4.27 out of 5 stars ( 11 )

Estimated Ship Date: Today

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Autolite Double Platinum Spark Plugs R3932X

Autolite Double Platinum Spark Plugs R3932X

Autolite Double Platinum Spark Plugs R3932X

Spark Plug, Racing, Copper Core, Gasket Seat, 14mm Thread, 0.880 in. Reach, Each

Part Number: ATL-AR3932X

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Autolite Copper Core Spark Plugs 26

Autolite Copper Core Spark Plugs 26

Autolite Copper Core Spark Plugs 26

Spark Plug, Copper Core, Resistor, 14mm x 1.25, Tapered Seat, 0.431 in, Reach, Each

Part Number: ATL-26

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Today

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Autolite Copper Core Spark Plugs 104

Autolite Copper Core Spark Plugs 104

Autolite Copper Core Spark Plugs 104

Spark Plug, Copper Core, Tapered Seat, 14mm Thread, .708 in. Reach, Projected Tip, Resistor, Each

Part Number: ATL-104

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Autolite Racing Spark Plugs R3910

Autolite Racing Spark Plugs R3910

Autolite Racing Spark Plugs R3910

Spark Plug, Racing, Copper Core, Gasket Seat, 14mm Thread, 0.750 in. Reach, Each

Part Number: ATL-AR3910

4.29 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Autolite Copper Core Spark Plugs 3926

Autolite Copper Core Spark Plugs 3926

Autolite Copper Core Spark Plugs 3926

Spark Plug, Copper Core, Resistor, 14mm x 1.25, Gasket Seat, 0.750 in, Reach, Each

Part Number: ATL-3926

4.82 out of 5 stars ( 11 )

Estimated Ship Date: Today

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Autolite Copper Core Spark Plugs 24

Autolite Copper Core Spark Plugs 24

Autolite Copper Core Spark Plugs 24

Spark Plug, Copper Core, Tapered Seat, 14mm Thread, .460 in. Reach, Projected Tip, Resistor, Each

Part Number: ATL-24

4.64 out of 5 stars ( 11 )

Estimated Ship Date: Today

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Autolite Copper Core Spark Plugs 3922

Autolite Copper Core Spark Plugs 3922

Autolite Copper Core Spark Plugs 3922

Spark Plug, Copper Core, Resistor, 14mm x 1.25, Gasket Seat, 0.750 in, Reach, Each

Part Number: ATL-3922

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Today

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Autolite Racing Spark Plugs R3935

Autolite Racing Spark Plugs R3935

Autolite Racing Spark Plugs R3935

Spark Plug, Racing, Copper Core, Gasket Seat, 14mm Thread, 0.750 in. Reach, Each

Part Number: ATL-AR3935

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Autolite Single Platinum Spark Plugs P45

Autolite Single Platinum Spark Plugs P45

Autolite Single Platinum Spark Plugs P45

Spark Plug, Single Platinum, Platinum, 18mm Thread, 0.460 in. Reach, Tapered Seat, 13/16 in. Wrench Size, Each

Part Number: ATL-AP45

4.81 out of 5 stars ( 16 )

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Autolite Racing Spark Plugs R133

Autolite Racing Spark Plugs R133

Autolite Racing Spark Plugs R133

Spark Plug, Racing, Copper Core, Tapered Seat, 14mm Thread, 0.433 in. Reach, Each

Part Number: ATL-AR133

4.2 out of 5 stars ( 5 )

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Autolite XP Xtreme Performance Spark Plugs XP3924

Autolite XP Xtreme Performance Spark Plugs XP3924

Autolite XP Xtreme Performance Spark Plugs XP3924

Spark Plug, Iridium XP Enhanced Alloy, Resistor, 14mm x 1.25, Tapered Seat, 0.750 in, Reach, Each

Part Number: ATL-XP3924

4.67 out of 5 stars ( 3 )

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Autolite XP Xtreme Performance Spark Plugs XP985

Autolite XP Xtreme Performance Spark Plugs XP985

Autolite XP Xtreme Performance Spark Plugs XP985

Spark Plug, Iridium XP Enhanced Alloy, Resistor, 14mm x 1.25, Tapered Seat, 0.750 in, Reach, Each

Part Number: ATL-XP985

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Autolite Double Platinum Spark Plugs R3933X

Autolite Double Platinum Spark Plugs R3933X

Autolite Double Platinum Spark Plugs R3933X

Spark Plug, Racing, Copper Core, Gasket Seat, 14mm Thread, 0.880 in. Reach, Each

Part Number: ATL-AR3933X

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Autolite Racing Spark Plugs R3910X

Autolite Racing Spark Plugs R3910X

Autolite Racing Spark Plugs R3910X

Spark Plug, Racing, Copper Core, Gasket Seat, 14mm Thread, 0.930 in. Reach, Each

Part Number: ATL-AR3910X

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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