Bob,
A copper head gasket may lower that compression to a more notmal ratio.
Try:  http://www.headgasket.com/  I have no experience etc...
Brian
>i have recently posted regarding oil in the cooling system. I happen to
>have a spare
>cylinder head.It is a triumph tune stage 2 head.
>An engineers report on the head states the following;-
>combustion chamber as measured : 33.5 cc ( standard 43.3cc)
>giving a compression ratio of 12.3 - 1 (standard 9.5 - 1)
>this assumes a bore and stroke of 74.7 & 95 mm.
>
>My question is, will a head of this spec. run on an (balanced) otherwise
>standard engine and manifold without making the car undrivable.
>
>If it will it will solve my problem of oil getting into the cooling
>system with my
>current cylinder head.
>
>Any comments/help gratefully received.
>
>rgards
>
>bob
>
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   E-MAIL ADDRESS:    borgstede@umsl.edu
Brian Borgstede                 I
Telecommunications Engineer,                 I  '68 Triumph
University of Missouri, St. Louis       I
Instructional Technology Center I          TR-250
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