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how important are the Trailing plugs?

Old Sep 4, 2002 | 12:59 AM
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racer rx's Avatar
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From: canada
how important are the Trailing plugs?

I know that most of the power is in the leading plugs...

However if I have fouled trailing plugs... how much will that rob my HP?

jc
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Old Sep 4, 2002 | 01:12 AM
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jspecracer7's Avatar
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From: Where there's only two seasons, hot and wet! I love Okinawa
Re: how important are the Trailing plugs?

Originally posted by racer rx
I know that most of the power is in the leading plugs...

However if I have fouled trailing plugs... how much will that rob my HP?

jc
About 10% or so....which is quite a bit. Fouled trailing plugs will roughen the idle. Fouled leading plugs won't let the car start...or it'll be MORE rough
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