Can you determine it using the stock duration and lobe seperation specs?

Lobe seperation=111 degrees
Intake duration=229 degrees (at .006")
Exhaust duration=229 degrees (at .006")

HTH,
BP

Ben ---'96 Contour GL * Zetec ATX * Tan on Black steelies--- +++JRSC M62 Under Construction+++ My big-a$$ mod list.