"Gerald Riggs" > wrote in message >...
> Hello Folks,
> My 97 EB with 5.0L V8 AWD has about 112k miles and running strong. Is it
> about time to be replacing the Timing Chain. I did that with my 88 F250 5.8L
> at about the same miles, and it was a good idea. It is still running strong
> now with 150k miles. Suggestions? What else to replace b4 problems arise?
> Thanks- Gerald


You shouldn't have to. The chains are likely to outlast the engine.
Only timing belts need periodic changing, but not chains unless you
have a problem.