That's not too far off the figure I've got (0.408).Still a good mil difference though. I have just fitted an STR91 and when I measured the cam, as you have, I came up with a figure which was different than when I measured it in situ. That is quite a large base circle.
Sprintless for the first time in 35+ years.
2007 Porsche Boxster S
You can't start a sentence with 'And'.
The difference between knowing your sh#t and knowing you're sh#t.
Schedule: Pronounced "Shedule" not "Skedule"!