Thread: Rapco 215/216 vacuum pumps?
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Old May 1st 06, 03:58 PM posted to rec.aviation.owning
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Default Lyc 540 accesory drive ratios
It's the Continental that spins the pump faster, according to
the Rapco guy in the seminar I took. I don't have the ratio handy, but
I might be able to scare it up.

Dan