

ARP Chevy LS 3/8in Flange Hex Header Bolt Kit
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Justine
> 3 dayI Love theses bolts thank you
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Terry R.
Greater than one weekPerfect
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Brandon
> 3 dayBolts came open and missing 2 washers ..
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annie h
> 3 dayThe bomb!!
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River Monsta
01-06-2025Great product
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Fernando
01-06-2025Did the job!
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Nick
> 3 dayInstalled on an 09 G8 GT, fit perfect, and of course stellar quality. Perfect for anyone doing headers or replacing factory manifold bolts on LS based blocks. It’s also a lot more convenient and easier to use a 10mm wrench in the spaces since the head is smaller on these. With them being smaller it even stopped the bolt from contacting the spark plug heat shield
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Michael
Greater than one weekDo it right the first time with these Bolts! Best around in fit, finish, quality! Spend the money on the right part for your application!
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Stuart
> 3 dayPerfect for my 5.7 LS1
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C diesel
> 3 dayChevy 2500 6.0 worked as they should haven’t had any issues so far