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Autolite

37 Results Found For "core support"

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!

Showing In Stock Items. Show All 46 Items.

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Results 1 - 25 of 37

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: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

Autolite Racing Spark Plugs R3911

Autolite Racing Spark Plugs R3911

Autolite Racing Spark Plugs R3911

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

Part Number: ATL-AR3911

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

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

4.69 out of 5 stars ( 16 )

Estimated Ship Date: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

Autolite Racing Spark Plugs R25

Autolite Racing Spark Plugs R25

Autolite Racing Spark Plugs R25

Spark Plug, Racing, Copper Core, Tapered Seat, 14mm Thread, 0.431 in. Reach, Each

Part Number: ATL-AR25

4.82 out of 5 stars ( 11 )

Estimated Ship Date: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

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: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

Autolite Racing Spark Plugs R33

Autolite Racing Spark Plugs R33

Autolite Racing Spark Plugs R33

Spark Plug, Racing, Copper Core, Tapered Seat, 18mm Thread, 0.438 in. Reach, Each

Part Number: ATL-AR33

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

Autolite Racing Spark Plugs R13

Autolite Racing Spark Plugs R13

Autolite Racing Spark Plugs R13

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

Part Number: ATL-AR13

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

Autolite Racing Spark Plugs R5324

Autolite Racing Spark Plugs R5324

Autolite Racing Spark Plugs R5324

Spark Plug, Racing, Copper Core, Gasket Seat, 1 in. Reach, Each

Part Number: ATL-AR5324

Not Yet Reviewed

Estimated Ship Date: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

Autolite Racing Spark Plugs R24

Autolite Racing Spark Plugs R24

Autolite Racing Spark Plugs R24

Spark Plug, Racing, Copper Core, Tapered Seat, 14mm Thread, 0.431 in. Reach, Each

Part Number: ATL-AR24

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

Autolite Racing Spark Plugs R94

Autolite Racing Spark Plugs R94

Autolite Racing Spark Plugs R94

Spark Plug, Racing, Copper Core, Tapered Seat, 14mm Thread, 0.679 in. Reach, Each

Part Number: ATL-AR94

Not Yet Reviewed

Estimated Ship Date: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

Autolite Racing Spark Plugs R132

Autolite Racing Spark Plugs R132

Autolite Racing Spark Plugs R132

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

Part Number: ATL-AR132

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

Autolite Racing Spark Plugs R103

Autolite Racing Spark Plugs R103

Autolite Racing Spark Plugs R103

Spark Plug, Racing, Copper Core, Tapered Seat, 14mm Thread, 0.679 in. Reach, Each

Part Number: ATL-AR103

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

Autolite Racing Spark Plugs R473

Autolite Racing Spark Plugs R473

Autolite Racing Spark Plugs R473

Spark Plug, Racing, Copper Core, Tapered Seat, 14mm Thread, 0.679 in. Reach, Each

Part Number: ATL-AR473

Not Yet Reviewed

Estimated Ship Date: Monday 12/29/2025

...Loading

Estimated Ship Date: Monday 12/29/2025

Autolite Racing Spark Plugs R51

Autolite Racing Spark Plugs R51

Autolite Racing Spark Plugs R51

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

Part Number: ATL-AR51

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

Autolite Racing Spark Plugs AR53

Autolite Racing Spark Plugs AR53

Autolite Racing Spark Plugs AR53

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

Part Number: ATL-AR53

Not Yet Reviewed

Estimated Ship Date: Monday 12/29/2025

...Loading

Estimated Ship Date: Monday 12/29/2025

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 ( 17 )

Estimated Ship Date: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

Autolite Racing Spark Plugs AR764

Autolite Racing Spark Plugs AR764

Autolite Racing Spark Plugs AR764

Spark Plug, Racing, Copper Core, Tapered Seat, 14mm Thread, 0.679 in. Reach, Each

Part Number: ATL-AR764

Not Yet Reviewed

Estimated Ship Date: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

Autolite Racing Spark Plugs R2592

Autolite Racing Spark Plugs R2592

Autolite Racing Spark Plugs R2592

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

Part Number: ATL-AR2592

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

Autolite Racing Spark Plugs R4132

Autolite Racing Spark Plugs R4132

Autolite Racing Spark Plugs R4132

Spark Plug, Racing, Copper Core, Gasket Seat, 12mm Thread, 0.753 in. Reach, Each

Part Number: ATL-AR4132

Not Yet Reviewed

Estimated Ship Date: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

Autolite Racing Spark Plugs R135

Autolite Racing Spark Plugs R135

Autolite Racing Spark Plugs R135

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

Part Number: ATL-AR135

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

Autolite Racing Spark Plugs R52

Autolite Racing Spark Plugs R52

Autolite Racing Spark Plugs R52

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

Part Number: ATL-AR52

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

Autolite Racing Spark Plugs R474

Autolite Racing Spark Plugs R474

Autolite Racing Spark Plugs R474

Spark Plug, Racing, Copper Core, Tapered Seat, 14mm Thread, 0.679 in. Reach, Each

Part Number: ATL-AR474

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

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, Non-Projected, 5/8 in. Hex, 0.024 in. Gap, Mfg. 4 Heat Range, Each

Part Number: ATL-AR3934

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

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: Monday 12/29/2025

...Loading

Estimated Ship Date: Monday 12/29/2025

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: Monday 12/29/2025

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Estimated Ship Date: Monday 12/29/2025

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