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[Healeys] Engine rebuild

Subject: [Healeys] Engine rebuild
From: pajtamuvek at gmail.com (Austin Healey)
Date: Mon, 21 Feb 2011 11:17:55 +0100
References: <AANLkTi=ERtkgzV9Sc1-oXywzaNG3mTQgt-5ZbJ1dGr8E@mail.gmail.com> <5911D35B-7BB0-4FF5-A35B-479E070EF9BB@cox.net> <AANLkTi=iGu19Y5z75enRmRZfYaTZ51yvdNgwAOOvO4Ew@mail.gmail.com>
Hi Gurus,

May I ask how much wear is acceptable on the rocker shaft? I cant find any
factoy data.
I have two shafts, one is shot, but one may be reuseable...
Gergo

2011/2/20 Austin Healey <pajtamuvek at gmail.com>

> Hi Wilko,
>
> Thanks for Your idea.
> I dont intend to gring the port overly, just to "streamline" it by removing
> edges, roughnesses etc. I plan a special valveseat-cut, that I have used on
> Minis with success, accompanied with some valve shape modificaions.
> Does valve deshrouding do any good?
>
> Gergo
>
> 2011/2/19 Eric (Rick) Wilkins <e-wilkins at cox.net>
>
> WIth the 2.6 porting is not going to help, and may actually hurt
>> performance. The ports are plenty big and are cited as one of the main
>> reasons that 100 Sixes are more likely to cough and sputter.
>>
>> Wilko
>>
>>
>> On Feb 19, 2011, at 10:42 AM, Austin Healey wrote:
>>
>>   Hi,
>>>
>>> Just in case if You have some time...
>>>
>>> I am preparing to rebuild my engine (big breath, fingers crossed, St
>>> Christopher "activated" etc). I did some other engine rebuilds recently,
>>> soo
>>> have the basic equipment and common knowledge, but nothing
>>> Healey-specific.
>>> Can You give me some instructions on what to take extra care? Are there
>>> any
>>> recommended modifications?
>>>
>>> My plans are:
>>> - "fastroad" 2.6 engine, with 12 port head slightly ported/polished.
>>> - reprofiled cam (approx 260 in and 265ex degrees)
>>> - 10:1 CR
>>> - rear oil seal conversion
>>> - "bucket" oil seals on valve guides
>>> - slightly lightened/balanced crankshaft and flywheel
>>>
>>> Soo far.
>>>
>>> Any additions?
>>> Gergo
>>>
>>> PS: I have read some hints in the archieve, but I have got 1000s of
>>> letters
>>> :-o
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>> _______________________________________________
>> Healeys at autox.team.net
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