[Healeys] Engine rebuild

Austin Healey pajtamuvek at gmail.com
Sun Feb 20 00:37:44 MST 2011


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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> _______________________________________________
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