converter lockup controller, gm th-700, 200, 200-4r, 350 and 4l60 with a lockup converter

The B&M Lockup Controller provides control of lockup through vehicle speed on GM TH-700, 200, 200-4R, 350 and 4L60 with a lockup converter, Can be used for lockup operation when converting a non-lockup equipped vehicle to a lock-up style. Features: B&M Quality Includes manual override switch LED indicates locked or unlocked Dash mounted control for speeds between 30 to 90 mph