• You Can Now Replace Your Damaged Or Broken M-20, M-21 Or M-22 Transmission Case With This New OEM Factory Case. This Case Has 3925661 With U.S. Patent And General Motors Corp. Cast On It. Both Fill And Drain Plugs Are Drilled And Tapped. This Is A Licensed General Motors Part.
• Replaces GM# 3925661

• Officially Licensed Product
• Engineered to Meet or Exceed OEM Specifications

• OEM Part Number:
• Associated Years: 1970-1974
• Item Quantity Size: 1 EA
• Shipping Dimensions (LxWxH): 16in x 18in x 18in
• Weight: 15 pounds