[DeTomaso] BBORR engine

[Tom Di Iulio]

any chance the broken cam was caused by the lack of zinc in modern oils?
i've always wondered about that since i snapped mine a couple years ago.
tom

On Thu, Apr 30, 2009 at 11:41 PM, <pantdino at aol.com> wrote:

> I usually deal with funny furrin' cars that use overhead cams, but the
> idea of a camshaft breaking seems pretty surprising to me.
> There's no load on the back end, right, so all the thing has to do is
> turn in its bearings. No?
> Sounds like the manufacturer saved some money and bought crappy metal.
>
>
>
>
> -----Original Message-----
> From: michael frazier <red3644 at hotmail.com>
> To: pantera list <detomaso at realbig.com>
>  Sent: Thu, 30 Apr 2009 8:56 pm
> Subject: [DeTomaso] BBORR engine
>
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> I took a couple of hours and pulled the engine tonight.  After the
> trans was
> off, I pulled the back part of the cam out of the block.
>
> It broke right in front of the lobes for the back 2 cylinders, right
> behind the
> bearing.  One lifter was broken in half.  One lifter bore
>
> was beat up right at the bottom maybe 1/8th" from the bottom.  I
> haven't pulled
> everything apart but I could see one cylinder had
>
> a small chip out of the skirt in the block.  Need a new block or is
> this all
> acceptable?  Thanks.
>
> Michael
>
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