[Healeys] Break in procedure

Larry Varley varley at cosmos.net.au
Fri Jun 29 16:28:19 MDT 2012


Hi Rick, but do cam manufacturers care about what happens to the rest of 
your engine during this process? Or are they just making sure their bit 
is covered?
Cheers
Larry

On 30/06/2012 8:21 AM, HealeyRick wrote:
> Larry,
>
> I don't think your procedure addresses the need for cam and lifter 
> break-in,  Most cam manufacturers recommend running at 3000 rpm at 
> start-up and varying engine speed for about 1/2 hour.  I'd also want a 
> ZDDP rich oil or additive in there as well.  Here's Crane's 
> recommendations http://cranecams.com/uploads/breakin/548e.pdf
>
> Rick
>
> Follow My Nasty Boy Build: http://tinyurl.com/yj52fwo


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