>
> I may be way off here, but it was always my understanding that the
> purpose of the 3-angle valve grinding was to control the size and
> uniformity of the contact area. You don't want the valve seat area to
> be too large, since it will more easily be fouled, and you don't want
> it uneven either. The fact that it may or may not improve flow was
> secondary.
> --
> --- Kirbert
> ---------------------------
> | Kirby Palm, P.E. |
> | palmk@freenet.tlh.fl.us |
> ---------------------------
>
The reason for 3-angle valve grinding is to control the contact size for
heat disapation. It makes sure the valve disapates heat to the seat
uniformly and at the proper rate.
--
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Kevin Spooner
The Sports Works of Greeley
Specializing in Triumphs and British Sports Cars
britcars@hpfckjs.fc.hp.com
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