A buddy of mine put a lentech in his big block torino. That trans shifts amazingly. It is like having instant tight shifts with a manual. I never was a fan of auto trans until I drove his car. Wow. Also they have some kind of unconditional guarentee on em.
97 Laser Red GT-248A Wingless model, Built Lincoln Mark VIII motor-Procharger D1SC, 3 core IC
2012 Black GT-Saddle, 3.73s, Brembos, Shaker1000