I hate to display my ignorance but could someone give a lesson in interpreting
this information. I assume you can figure duration from these figures and
whether it is a dual pattern. I know ATDC is "after top dead center" what are
the rest?
Thanks for any enlightenment. Jim
Ian Spencer wrote:
> Someone requested camshaft details a few weeks back and I just happened to
>stumble across some that someone sent to me.
>
> Alpine S 1-4, inlet opens = 14, inlet closes ABDC = 52, exhaust opens BBDC =
>56, exhaust closes ATDC = 10. Lift = .26 BHP = 80.5 torque lb/ft = 93.4
>
> Alpine S 4A inlet opens = 19, inlet closes ABDC = 57, exhaust opens BBDC = 61
>exhaust closes ATDC = 15 Lift = .26 BHP = 80.5 torque lb/ft = 93.4
>
> Alpine S 5 inlet opens = 29 inlet closes ABDC = 63 exhaust opens BBDC = 69
>exhaust closes ATDC = 23 Lift = .298, BHP = 90.5 torque lb/ft = 103
>
> Works Stage 2 race, inlet opens = 25 inlet closes ABDC = 59, exhaust opens
>BBDC = 63 exhaust closes ATDC = 21 Lift = .41
>
> I also have the specs on the Holbay E128 & H120, Burtons Fast Road & Full
>Race, Piper Fast Road & Full Race, and the Howe Fast Road & Full Race if
>anyone needs them. Thanks to who ever sent this to me, I don't seem to recall
>at the moment.
>
> Ian Spencer
> Client Services
> University Hospital
> Health Alliance of Greater Cincinnati
> (513) 584-0365
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