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Based on the Mark IV 454 big block, the powerful 496 stroker is a common favorite among all drag racers and street rodders wanting to get the most out of their tired 454, and then some more. Big time horsepower and torque means big time performance and Speedway Motors is your source for all the performance parts and accessories you need to terrorize the local drag strips and wake up your neighbors with that fire breathing 496 Chevy engine.

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Universal Fit, 50 mm Inside Diameter

Inside Diameter: 50 mm

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Chevy Small Block V8, Chevy Big Block V8

On Sale
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Universal Fit, 50 mm Inside Diameter

Inside Diameter: 50 mm

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Many Engines, Tapered Spark Plug Seat Style, Resistor

On Sale

Spark Plug Seat Style: Tapered

Spark Plug Reach: .433"

Thread Pitch: 14mm

Resistor: Yes

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Many Engines, Tapered Spark Plug Seat Style, Resistor

On Sale

Spark Plug Seat Style: Tapered

Spark Plug Reach: .431"

Thread Pitch: 14mm

Resistor: Yes

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Chevy Small Block V8, Chevy Big Block V8

On Sale
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Many Engines

On Sale
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Chevy Small Block V8, Chevy Big Block V8

On Sale
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396, 402, 427, 454, 496, 502, 572

Garage Sale
Clearance
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Many Engines, 13/16-16 Thread Pitch

Thread Pitch: 13/16-16

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396, 402, 427, 454, 496, 502, 572, 260, 289, 302, 351W

Overall Diameter: 2.13"

Material Type: Aluminum

Material Thickness: 0.04"

Finish: Natural

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396, 402, 427, 454, 496, 1.9" Overall Length

Garage Sale

Overall Length: 1.9"

Thread Length: 0.75"

Thread Length (2): 0.75"

Finish: Black Oxide

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396, 402, 427, 454, 496, 502

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Chevy Small Block V8, Chevy Big Block V8

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396, 402, 427, 454, 496, 502, 572, 1.50" Overall Length

Overall Length: 1.50"

Material Type: Aluminum

Finish: Anodized

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Many Engines, 1.05" Overall Length, Hex Wrench Type

Overall Length: 1.05"

Under Head Length: 0.75"

Thread Pitch: 3/8"-16

Wrench Type: Hex

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396, 402, 427, 454, 496, 502, 572

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