>===== Original Message From "Navarrette, Vance" <vance.navarrette@intel.com>
> The TR5 and EARLY TR6 PI cams were identical, 280 degrees
>advertised duration, which delivered a gross rated 150 HP SAE. The later
>TR6 PI cam was rated at 256 degrees, and gave a gross rated 125 HP DIN.
>The DIN rating was more conservative than the SAE rating at the time,
>and so explained some (but not all) of the drop in power.
>Vance
The camshaft was also changed to a more civil profile (the early PI cars had
reportedly, very rough idle characteristics).
Shawn J. Loseke
Fort Collins, CO
http://www.triumphowners.com/79
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