Have them in my 72B which is the same motor bay as your E. I have a 440 so yours will sit in and down abit. Mine hit the P/S box just a little but should not hit your manual box. They don't capture the starter a like long tubes do.

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72 Satellite Sebring Plus 440, 72 Dart 5.9 4-spd, 68 Valiant, 73 W200, 78 D100 sb, 78 D200, 98 DAKOTA, .
Moparmarks Parts & Restorations
Desert Mopar Metal
Grand Jct. CO
970-261-7039
http://moparmark.com/
motormangj@gmail.com