Schadek 21mm Oil Pump for cases with 8mm studs and a flat (3 bolt) cam. This is the stock size pump and absolutely adequate for your stock engine.
correct for 1970-1971 model engine cases with 8mm studs.
Correct for 1970 through 1971 Standard Beetles, 1971 Super Beetles, 1970 through 1971 Karmann Ghias, 1970 through 1971 Type 2 Bus models, and 1970 through 1971 Type 3s.
OEM Number 111-115-107AK