90 Corvette Pinging Update

[mrvette]

David A. Cooley wrote:
> 
> This means the PR chip only disables EGR...
> Not a performance improvement, but a detriment as it adds more detonation
> since they didn't add more fuel.
> Typical of a fly by night chip company.
> 
>I have no interest in Perf Res. other than I have b ought two nicelyoperating chips from them,  one for my '87 vette and the other for the 1227730 computer in my '72 vette,  both of which run strong....
I still have the one to the '87, as I sold the car, but kept the chip as the guy
who bought it could have cared less....GENE
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