These are the dashpots located somewhere in the engine bay, sometimes on the fire wall, sometimes on the fender well. The valve(s) will have colored vacuum lines running to them. When there is more than one valve the valve will be color coded.
The purpose of these valve is to allow vacuum to diferent pieces of smog equipment at various times. The electro valves are controled by the Smog Speed Switch Relay. |
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We carry BMW SMOG Electro Change Valve(s) - Used BMW parts with the following BMW part numbers. Please select your year and model below |
11741264758 , 11741265859 , 11741742712 , 11741265860 , 11747537612 , 11741265874 , 11721316859 , 11741742711 , 11741265861 , 11741265877 , 11741277974 , 11641257618 |
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BMW One valve /Brass colored / connects to large vacuum diaphram |
1968 1969 1970 1971 1972 1973 BMW 2002 2DR E10 |
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BMW Secondary air injection electric valve |
1991 1992 BMW M5 4DR E34 |
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BMW Blue top |
1977 1978 1979 BMW 530i 4DR E12 BMW 630csi 2DR E24 BMW 633csi 2DR E24 BMW 733i 4DR E23 |
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BMW Black top |
1972 1973 1974 1975 1976 BMW 2002 2DR E10 BMW 530i 4DR E12 BMW BAV-3.0 4DR E3 BMW 3.0s 4DR E3 BMW 3.0si 4DR E3 |
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BMW Electro change valve / White top |
1970 1971 1972 1973 1974 1975 1976 1977 1978 BMW 2002 2DR E10 BMW 530i 4DR E12 BMW 630csi 2DR E24 BMW BAV-2500 4DR E3 BMW BAV-2800 4DR E3 BMW 3.0s 4DR E3 BMW BAV-3.0 4DR E3 BMW 3.0si 4DR E3 |
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BMW Red top |
1972 1973 1974 1975 1976 1977 1978 BMW 2002 2DR E10 BMW 530i 4DR E12 BMW 630csi 2DR E24 BMW BAV-3.0 4DR E3 BMW 3.0s 4DR E3 BMW 3.0si 4DR E3 |
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BMW Black top / California cars only |
1978 1979 BMW 633csi 2DR E24 BMW 733i 4DR E23 |
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BMW Red top |
1978 1979 BMW 633csi 2DR E24 BMW 733i 4DR E23 |
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BMW Secondary air injection electric valve |
1991 1992 1993 BMW M5 4DR E34 |
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BMW Mounted on intake manifold |
1994 1995 1996 1997 1998 1999 2000 2001 BMW 530i 4DR E34 BMW 740i 4DR E38 BMW 740iL 4DR E38 |
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BMW Electro change valve |
1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 BMW 328is 2DR E36 BMW M3 2DR E36 BMW M3 4DR E36 BMW 328i 4DR E36 BMW 328i CONV E36 BMW 323i 4DR E36 BMW 323i CONV E36 BMW 323is 2DR E36 BMW 750iL 4DR E32 BMW M5 4DR E39 BMW 525i 4DR E39 BMW 525i Wagon E39 BMW 528i 4DR E39 BMW 528i Wagon E39 BMW 530i 4DR E39 BMW X5 3.0i SAV E53 |
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BMW Electric Vacuum control valve |
1996 1997 1998 1999 2000 2001 2002 2003 BMW 330xi 4DR E46 BMW 323i 4DR E36 BMW 323i CONV E36 BMW 323is 2DR E36 BMW 328i 4DR E36 BMW 328i CONV E36 BMW 328is 2DR E36 BMW M3 2DR E36 BMW M3 4DR E36 BMW M3 CONV E36 BMW 323Ci 2DR E46 BMW 328Ci 2DR E46 BMW 328i 4DR E46 BMW 325Ci 2DR E46 BMW 325Ci CONV E46 BMW 325i 4DR E46 BMW 325i Wagon E46 BMW 325xi 4DR E46 BMW 325xi Wagon E46 BMW 330Ci 2DR E46 BMW 330Ci CONV E46 BMW 330i 4DR E46 BMW 525i 4DR E39 BMW 525i Wagon E39 BMW 530i 4DR E39 BMW 528i 4DR E39 BMW 528i Wagon E39 |
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