Rounded out 20V intake manifold allen bolt

[Kneale Brownson]

I'd try a screw extractor system that begins with a reverse drill. 

There's no room for suckers to install the screws. That's why they used allens. 

Tediously fingered on my iPhone


> On Nov 19, 2017, at 5:43 PM, Christopher Gharibo <cgharibo at usa.net> wrote:
> 
> I rounded out the allen head bolt at the front of my intake manifold. It's
> quite accessible. Two questions:
> 
> How do I screw out a rounded allen head?
> 
> Is there a hex head bolt replacement set for these intake manifolds?
> 
> CG
> 
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