The stock cams are not solid, they are hollow. If you look real close to the lobes they look like they have been pressed on aswell. I'm not 100% if that's true or not.....but it looks that way
2005 Ford F150 SuperCab FX4
1964 Chevrolet Impala SS
1998 CSVT: 354HP/328TQ @ 10 psi, now gone
