Acceleration and Fuel Economy. Wasn't as "Peppy" and the mileage went down
about 1mpg. (These were the #4071 Plugs...brand new)
----- Original Message -----
From: <Rebwnd@aol.com>
To: <dakota-truck@buffnet.net>
Sent: Tuesday, May 18, 1999 9:42 PM
Subject: Re: DML: Re: Spark plugs
> What type of degradation have you experienced with the Champions?
>
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