Set of 14 cylinder head screws for BMW Serie 3 E21 E30 and Serie 5 E12 E34 6 cylinders petrol - M20 engine

Complete set of 14 cylinder head bolts for BMW 3 Series E21, E30 and 5 Series E12, E28 and E34 with M20 6 cylinder petrol engine:

E21:
- 320-6 6cyl 122cv from 08/1977 to 12/1982 (engine code M20B20)
- 323i 6cyl 143cv from 07/1977 to 10/1982 (engine code M20B23)

E30 Sedan, Touring, Coupé and Cabriolet:
- 320i 6cyl 125cv phase 1 from 01/1982 to 08/1985 (engine code M20B20)
- 320i 6cyl 129cv phase 1 from 09/1985 to 08/1987 (engine code M20B20)
- 320i 6cyl 129cv phase 2 from 09/1987 to 04/1991 (engine code M20B20)
- 323i 6cyl 139cv phase 1 from 12/1981 to 08/1984 (engine code M20B23)
- 323i 6cyl 150cv phase 1 from 09/1984 to 09/1986 (engine code M20B23)
- 325e 6cyl 122cv phase 1 from 01/1985 to 09/1987 (engine code M20B27)
- 325i 6cyl 170cv phase 1 from 03/1985 to 08/1987 (engine code M20B25)
- 325i 6cyl 170cv phase 2 from 09/1987 to 04/1993 (engine code M20B25)
- 325ix 6cyl 170cv phase 1 from 02/1985 to 08/1987 (engine code M20B25)
- 325ix 6cyl 170cv phase 2 from 09/1987 to 12/1992 (engine code M20B25)

E12:
- 520-6 6cyl 122cv phase 2 from 08/1977 to 06/1981 (engine code M20B20)

E28:
- 520i 6cyl 125cv from 11/1980 to 12/1987 (engine code M20B20)
- 525e 6cyl 2.7l 125cv from 11/1982 to 12/1987 (engine code M20B27)

E34 Saloon:
- 520i 6cyl 129cv phase 1 from 06/1987 to 04/1990 (engine code M20B20)
- 525i 6cyl 170cv phase 1 from 06/1987 to 04/1990 (engine code M20B25)

We recommend that you replace the cylinder head bolts of your engine block after opening for maintenance and / or repair (cylinder head gasket replacement type ..). Indeed, these screws require a specific tightening procedure and cannot be reused during reassembly.