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Street Race Truck More... The Toolbox

Dynatech® has a wide variety of metric header bolts to fit your heads. These Dynatech Header Bolts are designed for strength as well as durability. Check out our selection of Dynatech Header Bolts here at Speedway Motors!

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Universal Fit, 25 mm Under Head Length, Hex Wrench Type

Under Head Length: 25 mm

Thread Pitch: 8mm x 1.25

Thread Length: 25 mm

Wrench Type: Hex

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Universal Fit, 8mm x 1.25 Thread Pitch, Steel

On Sale

Thread Pitch: 8mm x 1.25

Thread Length: 25 mm

Material Type: Steel

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1.24" Overall Length, 1" Under Head Length, Steel, Zinc

Overall Length: 1.24"

Under Head Length: 1"

Thread Pitch: 8mm x 1.25

Wrench Type: Hex

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Many Engines, 1.05" Overall Length, Hex Wrench Type

On Sale

Overall Length: 1.05"

Under Head Length: 0.75"

Thread Pitch: 3/8"-16

Wrench Type: Hex

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1.37" Overall Length, 1" Under Head Length, Steel, Zinc

Overall Length: 1.37"

Under Head Length: 1"

Thread Pitch: 3/8"-16

Wrench Type: 12 Point

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1.37" Overall Length, 1" Under Head Length, Steel, Zinc

Overall Length: 1.37"

Under Head Length: 1"

Thread Pitch: 3/8"-16

Wrench Type: 12 Point

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Universal Fit, 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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Universal Fit, 8mm x 1.25 Thread Pitch, Steel

Thread Pitch: 8mm x 1.25

Material Type: Steel

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Universal Fit, 1" Overall Length, 3/8"-16 Thread Pitch

Overall Length: 1"

Under Head Length: 0.75"

Thread Pitch: 3/8"-16

Wrench Type: Hex

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1.13" Overall Length, 0.625" Under Head Length, Steel

Overall Length: 1.13"

Under Head Length: 0.625"

Thread Pitch: 3/8"-16

Wrench Type: Allen

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