Unfortunately not for a Toyota supercharger, but for a Godfrey cabin blower as fitted to a Vickers Viscount. (This came out of a folder dated 1967.....)
It should give you an idea of roots type blowers compressor maps...
Edit - Here is the full data sheet.
Last edited by Ben Wilson; 07-11-2006 at 10:42 AM.
Strange things are afoot at the circle K
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