Hugh, John:
That is correct. Triumph increased the thickness of the head,
thereby increasing the volume of the combustion chamber. They also
increased the length of the push rod to maintain the rocker arm
geometry.
Vance
-----Original Message-----
From: owner-6pack@autox.team.net [mailto:owner-6pack@autox.team.net] On
Behalf Of Hugh Barber
Sent: Sunday, June 05, 2005 7:44 PM
To: 'John & Allison Cyganowski'; '6pack'
Subject: RE: Compression again
John Cyganowski wrote: When Triumph lowered the compression ratios, how
did
they do this?
John,
I believe that they did so by using a thicker cylinder head.
Hugh Barber
Hollister, CA
'73 TR6
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