For 1968-1974 GMC K25/K2500 Suburban Auto Trans Torque Converter BM 13997BR

Notes: Tork Master 3000 Torque Converter -- 2800 - 3200 RPM Stall. Trans Year: 1968. Trans Year: 1974. Trans Model: GM- TH350 (Auto) 3 Speed. Trans Model: GM- TH375 (Auto) 3 Speed. Trans Model: GM- TH375B (Auto) 3 Speed.