AT-52 AUTOMATIC TRANSMISSION — Component Groups (Oil Pump) Oil Pump Pump Body ◆O-Ring Drive Gear Pump Cover ◆Oil Seal Driven Gear Oil Seal Ring ◆ Non-reusable part DISASSEMBLY OF OIL PUMP 1. USE TORQUE CONVERTER AS A WORK STAND 2. REMOVE TWO OIL SEAL RINGS FROM PUMP COVER 3. REMOVE PUMP COVER 4. REMOVE O-RING FROM PUMP 5. LIFT PUMP OFF CONVERTER AND REMOVE OIL PUMP DRIVE GEAR AND DRIVEN GEAR Identify the top and bottom and keep in assembly order.