Usually the cylinder head volume is just the head, you need to add the
gasket volume separately.
Ron Meek
On Thu, 24 Feb 2005 19:49:36 -0800 "Hugh Barber" <tr6nut@sbcglobal.net>
writes:
> Over on one of the other Triumph lists, we've been having a
> discussion about
> compression ratios and cylinder volumes. There has been a question
> raised
> that I thought I would bring to this list for a more definitive
> answer. In
> the Triumph TR-250/TR-6 Competition Prep Manual, page 14, there is
> a
> paragraph that reads:
>
> "The cylinder head gasket, when compressed, has a volume of
> approximately
> 3.7 cc. The finished cylinder head with valves seated should have a
> volume
> of 41.6 cc for 10.25 C.R. with zero deck clearance. The cylinder
> volume for
> 12.3 to 1 C.R. with zero deck clearance is 33 cc."
>
> The question is: Do the cylinder head volumes quoted in the
> paragraph (41.6
> cc and 33 cc) include the referenced 3.7 cc for the head gasket? (or
> is that
> added onto the quoted volumes?)
>
> Thanks,
>
> Hugh Barber
> Hollister, CA
> '73 TR6
|