[DeTomaso] CHI heads---valve guides

[Julian Kift]

What did the guys at CHI say?
 
This is the first failure I have heard of on the CHI I heads. I have the 4V heads, valve guides look good, but they are still in the box :>)
 
Julian
 
> Date: Thu, 3 Mar 2011 16:41:21 -0600
> From: mdmcdougal at gmail.com
> To: detomaso at realbig.com
> Subject: [DeTomaso] CHI heads---valve guides
> 
> Hi all,
> 
> I have CHI 4V heads. Approx. 3K miles on them.
> All the valve guides are completely shot !!
> Have Crane gold roller rockers set up to run on the
> center of the valve stem...all is good there.
> I thought CHI was a better quality product.
> My machine shop guy says they are worn out
> like that Pro Comp crap does !! Anyone had this
> problem before ?
> 
> Mike McDougal 3482
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