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Re: CNG mediuy duty What do you think?
Posted to HD/Fleet Forum on 12/4/2007

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Paul, in a word yes.

After the manufacturers get through making the cylinder under 49 CFR 571.304, which is the DOT FMVSS 304 standard, they are to be inspected every 3 years of 36,000 miles, or af... Login to read more.