Purple Shaft Cam Specs??

In 1975 those purple cams were 29.95 and 39.95 with lifters and never had much luck with them.I would always go with the Cam Dynamics 15007 and 15010 for a hyd lobe made way more power but they were 69.00 no lifters.
Direct Connection was a great place to buy gear sets 99.00 when Schafer and Dana were 249.00 and Dist. were 39.00 and 49.00 with the chrome box and wiring when Mallory YL's were 49.00 and 59.00 ...