Just wanting to throw some info out there... don't know if it's true. Maybe someone who has done the swap (Varner, Bell??) can clarify??

The 1993-1995 SVT Cobra Cam:

209/209 @.050 .451/.451 with a 118 Lobe Seperation (1.6 Rockers)

209/209 @.050 .479/.479 with a 118 Lobe Seperation (1.7 Rockers)