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sluggish at idle and >40 mph

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Old Jan 3, 2004 | 12:38 PM
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Default sluggish at idle and >40 mph
HI,
I have a '93 SC400 with 137k and I"m not sure if the plugs were replaced. there was a 76k service done. how hard is it to replace the plugs and what type shoud I use? email. carboxy@hotmail.com
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Old Jan 3, 2004 | 06:51 PM
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I stay with OEM spark plugs and it's not hard at all. Everything is straight forward on the spark plugs replacement for the SC400.
What do you mean by sluggish and 40 mph+?
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Old Jan 3, 2004 | 08:42 PM
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it idles sluggish and when I acceralte it's very sluggish... where can I get info on how to change the plugs?
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