...Curt! NO Measurement Needed!! The Sides are Tapered, So the Scoop is positioned at the Point where Both sides Become 'Flush' with the Sides of the Deck! Any Higher or Lower, and and the Mounting will Just Not Look Right! So this Depends on the 'Actual' Length of Your Particular Scoop. Same method as Positioning the Delta Wing...
Good-Luck with it!
PANTERA INTERNATIONAL
A DE TOMASO CAR CLUB
Presents the De Tomaso Forums
The On-Line Meeting Place for De Tomaso Owners and Enthusiasts From Around the World
Clicking on the banner will take you to the sponsor's website.