BOSCH spark plug reference WR8DC + for BMW series 3 E21 and series 3 E30 phase 1 without catalytic converter:
E21:
- 315 1,6l manu 75hp from 11/1980 to 12/1983 (engine code M10B16)
- 316 1,6l manu 90cv from 02/1975 to 09/1980 (engine code M10B16)
- 316 1,8l 90hp from 10/1980 to 09/1983 (engine code M10B18)
- 318 98hp from 03/1975 to 07/1980 (engine code M10B18)
- 318i 105cv from 10/1980 to 12/1983 (engine code M10B18i)
- 320 4cyl 109cv from 02/1975 to 10/1982 (engine code M10B20)
- 320-6 6cyl 122cv from 08/1977 to 12/1982 (engine code M20B20)
- 320i 4cyl 125cv from 03/1975 to 08/1978 (engine code M10B20i)
- 323i 6cyl 143cv from 07/1977 to 10/1982 (engine code M20B23)
E30 Sedan, Touring, Coupé and Cabriolet:
- 316 90hp phase 1 from 03/1982 to 08/1987 (engine code M10B18)
- 316 90hp phase 2 from 09/1987 to 07/1988 (engine code M10B18)
- 318i 105hp phase 1 from 03/1982 to 08/1987 (engine code M10B18i)
- 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)
- 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)
- 325ix 6cyl 170cv phase 1 from 02/1985 to 08/1987 (engine code M20B25)
Offer the best ignition to your engine with BOSCH spark plugs!
This product is sold individually.
The index of the candle mainly determines its thermal resistance.
For a so-called "hot" engine (example prepared engines, injection, with turbo or compressor) or with a low compression ratio, the spark plug should preferably have a "cold" index (eg WR6 .. or WR7 ..) .
For a so-called "cold" engine (generally carburettor engines) or with a high compression ratio, the spark plug should preferably have a "hot" index (eg WR8 ..).
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