I'm building a 392 to put in a Lotus 7 and plan on using a spider style manifold with 92 5.0 factory style harness and ECM (probably a A9P with Tweeecer). The feed line will be -8 with a Y and feeding both rails then -6 for a return line with the rails Yed at the opposite end from the feed.
HURRICANE with FI Bosses SB Ford 351 Single Plane Racing Manifold
http://www.professional-products.com...roductford.php
http://www.sullivanperformance.com/Y.../tbadapter.htm