1970 73 POWERGLIDE TRANSMISSION ASSY 1 4 104 VENTILATOR Trans Case 25 N S S Part of Upper Valve Body Assy 4 216 2 8 900 BOLT Trans Cess 26 4 21 SA STUD Pressure Reg Valve Seat Ret Button 3 4 105 SCREEN ASSY Trans Cese 27 4 21SA VALVE Manual 4 4 21SA TUBE Servo Apply Pressure 28 4 205 SPRING Mod Valve Damping 5 8 921 NUT ll 4 20 29 4 205 VALVE ASSY Vac Mod 6 4 278 LEVER Throttle Valve Control 30 4 218 SPRING Range Sel Dent Roller I 8 900 SCREW U4 20 x 7IBl 31 9 934 RING Range Sel Dem Roller Retainer B 8 932 WASHER 7 I6 32 4 218 LEVER ASSY w Roller Range Sel Dem 9 4 218 LEVER A Y Park Lock and Range Sel Inner 33 N S S Pert of Lower Valve Body Assy 4 2 6I 10 4 040 SHAFT Park Lock end Range Sel Outer 34 8 900 BOLT 5 1 18 x 1 5 8 11 4 220 SEAL Trans Park Lock and Range Sel 35 4 197 GASKET Oil Pan Pump Screen 12 4 052 WASH ER Control Shaft 36 4 197 SCREEN ASSY vv Gasket 13 4 050 SHAFT Throttle Valve Control 37 4 218 GUIDE Park Lock and Range Sel Inner Lever I4 8 900 BOLT 5 16 15 x 7 8 CB 8 977 SCREW ASSY Guide I5 4 220 BRACKET Park Lock Reaction 39 4 196 GASKET Trans Oil Fen 16 4 220 SPRING Park Lock Panel Disengeging 40 4 I95 PAN ASSY Trans Oil 17 4 220 RING Panel Shaft Remaining 4I 8 977 SCR EW ASSY Oil Pan 18 4 220 PAWL Park Lock 42 8 900 BOLT Oil Pan Screen I9 4 220 SHAFT Park Lock Panel 43 N S S Part of Lower Valve Body Assy 4 216 20 4 220 RING Actuetor Retaining 44 8 900 BOLT Lower Valve Bndy 21 4 220 ACTUATOR ASSY Park Luck 45 4 216 BODY ASSY Mein Valve Lower 22 8 900 BOLT 45 4 215 PLATE ASSY w Gasket Transfer 23 4 216 PLATE ASSY Part of Upper Valve Body 47 N S S Part of Upper Valva Body Assy 4 216 24 4 2I7 GASKET Upper Valve Body Plate 43 4 216 BODY ASSY Main Valve Upper 4 317 GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET IIA 7 75 4 1zs 4 000 GROUP