K 2500 Truck 4WD V8-379 6.2L DSL VIN C FI (1989)
Extension Housing: Specifications
TH 400 (3L80) & 475 (3L80HD)
Components ............................................................................................................................................................................................................. Ft. Lbs.
Extension Housing To Frame Nut ................................................................................................................................................................................. 30-35
Extension Housing To Case Screw ............................................................................................................................................................................... 20-25