comp XE262, works very good in my 5th ave....since you're car is lighter, with more gear (3.91 vs my 3.55's) you could maybe go an XE268, and reuse it when you build a new bottom end with better pistons.

1976 Spinnaker White Plymouth Duster, /6 A833OD
1986 Silver/Twilight Blue Chrysler 5th Ave HotRod **SOLD!***
2011 Toxic Orange Dodge Charger R/T
2017 Grand Cherokee Overland
2014 Jeep Cherokee Latitude (holy crap, my daughter is driving)