g323 |
Posted
Sunday, Dec 17th 11:36am [Edit] [Quote] [IMS] [View car] |
Member Post nr. 50 California 323i 1982 |
What is the best spark plug for a 1982 323i? I am using WR8DC right now and I am wondering if i would benifit from using WR7DC as it is somewhat cold right now. Or is there some other plug that would be better?
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ArnZ |
Posted
Sunday, Dec 17th 2:10pm [Edit] [Quote] [IMS] [View car] |
Member Post nr. 37 Qld, Australia BMW 323i |
im using NGK BP5ES which are the standard plugs for my 323i.... works great
i used slighty hotter plugs which were the NGK BP4ES for my old engine which kept fouling up BP5ES spark plugs |
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bmw_m_320i |
Posted
Sunday, Dec 17th 5:30pm [Edit] [Quote] [IMS] [View car] |
Member Post nr. 741 Helena, Montana none right now :( |
I always have the best luck with W9DC's on M10/M20/M30's |
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imaradiostar |
Posted
Sunday, Dec 17th 8:54pm [Edit] [Quote] [IMS] [View car] |
Member Post nr. 970 Nashville, TN 81 323i, 82 525i, 85 524td, 90 535i |
I've seen a lot of bad results with platinum plugs in older bimmer engines. It's zgr5a, bosch silbers or bosch supers in all my old bimmers.
jamie |
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g323 |
Posted
Sunday, Dec 17th 9:13pm [Edit] [Quote] [IMS] [View car] |
Member Post nr. 51 California 323i 1982 |
radiostart,
do you recomend zgr5a? or were those the ones that didnt work?
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imaradiostar |
Posted
Monday, Dec 18th 7:01am [Edit] [Quote] [IMS] [View car] |
Member Post nr. 972 Nashville, TN 81 323i, 82 525i, 85 524td, 90 535i |
ZGR5A is a normal plug- either silver or copper, I don't recall which. It works great and is often cheaper than the factory Bosch plug.
jamie |
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g323 |
Posted
Monday, Dec 18th 7:54am [Edit] [Quote] [IMS] [View car] |
Member Post nr. 54 California 323i 1982 |
Sources then,
BMW_M_320i - W9DC - Bosch
Arnz - BP5ES - NGK
ImaRadiostar - ZGR5A - NGK
Haynes for e21 six cil, N10Y - Champion
Bav Auto - WR8DC - Bosch
I would like to get Bosch, in all reality, how much difference does it make?
Also what does the "heat range" mean, for what reasons would I want a higher heat range, or lower?
thanks! |
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ArnZ |
Posted
Monday, Dec 18th 9:54am [Edit] [Quote] [IMS] [View car] |
Member Post nr. 39 Qld, Australia BMW 323i |
ive used bosch before and i had a good run with them so their not bad plugs. really just upto ur preference to which brand u want, they all pretty much perform the same.
the link below explains a bit about the heat range
spark.asp" TARGET="_blank">http://www.centuryperformance.com/spark.asp |
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wharthog |
Posted
Saturday, Dec 23rd 10:04am [Edit] [Quote] [IMS] [View car] |
Member Post nr. 112 SF Bay,California, USA 1982 323i, , R1150RT |
When I was wrenching my shop used the Bosch W9DC and NEVER had any problems with them. |
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Remuxer |
Posted
Saturday, Dec 23rd 5:28pm [Edit] [Quote] [IMS] [View car] |
Member Post nr. 3 Atlanta GA USA 83 320i |
Platinums are horrible for E21s!!! -that did a number on my '82!!! -I've never met a single professional mech that thought a hot plug would improve a old E21 -only foul it up. I stick with Bosch -no problems.. ever, but spark plugs are so good now-a-days you can't go wrong with any brand name that has proper OEM dimension and temperature bias. |
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Greg323i |
Posted
Saturday, Dec 23rd 5:37pm [Edit] [Quote] [IMS] [View car] |
Member Post nr. 273 Melbourne, Australia 1982 Hennaröt 323i |
Except Champions, which I wouldn't even run in my lawn mower! |
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Remuxer |
Posted
Saturday, Dec 23rd 6:21pm [Edit] [Quote] [IMS] [View car] |
Member Post nr. 6 Atlanta GA USA 83 320i |
funny you mention Champion -they have cornered the market on 2 stroke lawn maintenance products -I guess that should be a red flag! I now retract my statement encompassing "all" spark plugs -there is something about champion I don't like sort of like Coke versus RC and pepsi. I've always felt the boys at coke just know something that rc and pepsi never will..ofcourse Im from georgia though... |
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g323 |
Posted
Tuesday, Nov 6th 12:36am [Edit] [Quote] [IMS] [View car] |
Member Post nr. 193 California 323i 1982 |
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g323 |
Posted
Tuesday, Nov 6th 12:36am [Edit] [Quote] [IMS] [View car] |
Member Post nr. 194 California 323i 1982 |
in the end i use WR8DC+ and they work great
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chupchup |
Posted
Tuesday, Nov 6th 1:38am [Edit] [Quote] [IMS] [View car] |
Member Post nr. 262 Singapore 320m20 |
Is WR8DC the one with built in resistance? |
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