250 350 375 400 TURBO HYDRAMATIC 1973 Pass TH 350 Code Driven Gear Sleeve Assy Code Adapter A 3987921 21T 345215 E 3950354 B 3987920 20T 345215 F 3932220 C 3987919 19T 345215 G 3950352 D 3987922 22T 345215 3 73 3 08 3 42 Drive Drive Drive Gear Gear Geer Tire Size 6261785 6261785 6261785 Driven Adapt Driven Adapt Driven Adapt G78 15 A C G C F H78 15 B D E A G purpIe 10 tooth 1973 Chevelle w TH 250 350 Exc Monte Carlo Code Driven Gear Sleeve Assy Code Adapter A 3987921 21T 345215 E 3950354 B 3987920 20T 345215 F 3950352 C 3987922 22T 345215 G 3932220 D 3987919 19T 345215 H 6273218 2 73 3 08 3 42 Drive Drive Drive Gear Gear Gear Tire Size 6261785 6261782 6261782 Driven Adapt Driven Adapt Driven Adapt G70 14 A 678 14 A A E H78 14 B E D F E78 14 C 3 08 3 42 Drive Drive Gear Gear Tire Size 6261785 6261785 Driven Adapt Driven Adapt G70 14 A H C F G78 14 A H C F H78 14 D F D G E78 14 Green 9 Tooth Purple 10 Tooth 1973 MONTE CARLO w TH 350 Code Driven Geer Sleeve Assy A 9780628 35T 1362284 B 1362048 4OT 1362285 C 1359273 39T 1362284 D 9780470 44T 1362285 2 73 3 08 3 42 Drive Drive Drive Gear Gear Gear Tire Size 6260037 6260037 6260037 Driven Adapt Driven Adapt Driven Adapt GR70 15 A B D G78 15 A C D GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 11 4 000 GROUP 4 40 c REV 4 81