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Old Dec 23, 2002 | 09:57 AM
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CivOnDubs
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Joined: May 2002
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From: Chicago
Default NGK copper spark plugs

I was reading online, and I found that someone said you could use this spark plug for the b18c1 gsr motor. I wasn't sure,and wanted to ask if anyone used these or knew they work ?

NGK ZFR7F11 copper spark plugs

Also, how much of a gain do you see with these plugs ?
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