In article <3FF8CA82.DD2753C0@junkmail.com>, Randolph <trash@junkmail.com>
wrote:

> This is speculation only on my part, but it seems the change from belt
> to chain came with the i-VTEC engines. On VTEC engines different cam
> profiles are selected depending on the operating conditions. On i-VTEC
> engines there is the added feature that the cam shaft can be advanced
> and retarded with respect to the cam shaft sprocket. My guess is that
> this shifting adds enough strain on the valve train that Honda felt a
> belt would not be reliable enough.
>
> In the past, belts were more quiet than chains and cheaper to
> manufacture. Once you have done your first $800 timing belt change you'd
> probably wish for chain drive instead :-)

Thanks for the info. You are probably right. I have a VTEC engine in my
1999 Honda Accord EX. What's the difference between a VTEC engine and a
i-VTEC engine?