mfg Posted February 13, 2023 Report Share Posted February 13, 2023 If A Studebaker Avanti R2 engine is turning 4000 RPM, its supercharger driven pulley is spinning at .....?...... RPM. 1) 5200.....2) 6400.....3) 8000.....or......4) 8400 Link to comment Share on other sites More sharing options...
mfg Posted February 14, 2023 Author Report Share Posted February 14, 2023 No thoughts on this one? Link to comment Share on other sites More sharing options...
pantera928 Posted February 14, 2023 Report Share Posted February 14, 2023 8000 Got bitten by the timer again And again! Link to comment Share on other sites More sharing options...
mfg Posted February 14, 2023 Author Report Share Posted February 14, 2023 3 hours ago, pantera928 said: 8000 Got bitten by the timer again And again! But no, not 8000! 🥺 Link to comment Share on other sites More sharing options...
silverstude Posted February 15, 2023 Report Share Posted February 15, 2023 6/4.5=1.3 4000*1.3=5200 Link to comment Share on other sites More sharing options...
mfg Posted February 15, 2023 Author Report Share Posted February 15, 2023 8 hours ago, silverstude said: 6/4.5=1.3 4000*1.3=5200 Sorry no, not 5200! Link to comment Share on other sites More sharing options...
pantera928 Posted February 15, 2023 Report Share Posted February 15, 2023 6400 Link to comment Share on other sites More sharing options...
mfg Posted February 16, 2023 Author Report Share Posted February 16, 2023 19 minutes ago, pantera928 said: 6400 That's it! (4000X1.6) 🤔 Link to comment Share on other sites More sharing options...
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