Re: [AMC-List] What's it from/for Metropolitin swap???!!!
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Re: [AMC-List] What's it from/for Metropolitin swap???!!!
- From: Ken Ames <ameskg@xxxxxxxxx>
- Date: Wed, 20 Dec 2006 20:22:47 -0700
I imagine the zero rpm refers to the output/power turbine, not the compressor
turbine. Torque is the twisting force - you don't have to be moving to have
torque. Just ask anyone stuggling with a rusted bolt. :)
Ken
Quoting "Swygert, Francis G MSgt 436 CES/CECM" <Francis.Swygert3@xxxxxxxxxxxx>:
> I looked at the site. It's obvious you can't have ANY torque at ZERO
> rpm!! Okay, I understand what you're saying -- that from idle the engine
> can be loaded up and have almost immediate full torque. Technically it
> should have given torque as "from idle" or listed idle rpm... which is
> probably in the neighborhood of 5K+ (could be 10K+ for a turbine, but I
> doubt that one was a high speed turbine). That would have been more
> correct to me. But then they did list torque at OUTPUT SHAFT speed. You
> have to look at the specs twice to catch exactly what they mean! When
> used to looking at piston engine specs, it's misleading at first -- but
> so is comparing apples to oranges!! I was referring to engine speed, not
> output shaft speed. What Chrysler meant was with the engine running it
> would have 425 lb/ft or torque available right from the start, and
> wouldn't bog down and take time to produce pulling power like a piston
> engine does. But the turbine has to be up to running speed first. They
> don't take long to warm up once started, it should be ready to turn up
> to redline from ignition in 5-10 seconds, but it must be up to speed.
>
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