Lock-up: Yes for improved efficiency and reduced heat.
1330 GM Transmission Slip Yoke for PG and TH350 6.75" Long
Quality Fan Switch for Ford For PG 2002 2007 and For Mazda For BT50 Vehicles
TCI For GM Trans Mount (952500)
TCI For 432700 5.0L AOD Saturday Night Special Torque Converter - 12 Inch