Where are people tapping there oil pans for drains - CorvetteForum - Chevrolet Corvette Forum Discussion
JEGS 555-50278: Retrofit Oil Pan | GM LS Series Engines | Designed for Additional Chassis Clearance | 5.7 qt Capacity + Filter | Cast Aluminum | Satin Finish | Includes Two 1/2 in. NPT Turbo Oil Drain Back Ports - JEGS