BMW Air Filter | 1971-1991 1/2 25/30 Precision-engineered Upper crankshaft bearing shell

Precision-engineered Upper crankshaft bearing shell with Blue identification specifically designed for Porsche Cayenne engines

or Turbo models) Helps improve lubricant life

It has two eight-position panels with covers that fit 1969 911's and feature internally ganged contacts identical to the OEM configuration

Size L (Large):

Its primary function is to hold the valve spring in place on the valve stem

BMW Air Filter | 1971-1991 1/2 25/30 Precision-engineered Upper crankshaft bearing shellAir Filter for 3. 0Si (1971 1976), 630CSi (1977 1978), 318i (1984 1985), 320i (1980 1983), 325e (1984 1985), 528e (1982 1985), 528i (1979 1981), 530i (1977 1978), 533i (1983 1984), 535i (1985 1988), 535is (1988), 633CSi (1978 1984), 635CSi (1985 1989), 733i (1978 1984), 735i (1985 1987), M3 (1988 1991)