At 12:58 PM 08/10/1999 -0700, you wrote:
> You can't have a variable orifice because the butterfly valves can't
> adjust
>sideways. An iris valve isn't as fast as butterfly valves for response so
>they're out. In order to keep the butterfly valves and a large orifice TB,
>you need to have a post TB adjustment plate, something that can "narrow down"
>or "enlarge" the opening as necessary for different sections of the power
>curve. The idea is to take the design from a jet which controls it's thrust
>by a set of vanes that open and close to change the geometry of the thrust
>(it's called a thrust cone). A small set of these just under the TB, mounted
>on a separate plate (so it becomes a mod unto itself) with a solenoid or cable
>controller could adjust the airflow for high velocity at the low end and as
>more horsepower is needed, open to allow maximum air flow.
Pssst...ever heard of a Predator Carb. (Made a long time ago on just that
theory...and it works. (The only one of its kind as well.)
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