EGR Q's (re Bruce..)

Bob Valentine bob at tecmark.com
Fri Oct 13 16:00:00 GMT 2000


The exact technical details are covered in the ARCHIVES, but for starters
the impedance is different.   The '165 uses a external knock filter (ESC
module), whereas the '730 has the knock filter on the Memcal.

I think a '730 knock sensor was $20-something.

-> Bob

At 09:30 AM 10/13/2000 -0400, you wrote:
>So you do INDEED need to change the knock sensor?  What's the diff?  (Sorry
>to ask a question that's probably been asked.)  In other words, my new 89
>165 MAF knock sensor won't work with the 730?
>
>Steve
>
>-----Original Message-----
>From: Bob Valentine [mailto:bob at tecmark.com]
>Sent: Thursday, October 12, 2000 5:19 PM
>To: gmecm at diy-efi.org
>Subject: RE: EGR Q's (re Bruce..)
>
>
>At 11:31 AM 10/12/2000 -0600, you wrote:
>>BTW: since its been done by those here on the list times, what are the true
>>$$ costs involved in swapping to a '730 MAP system?  (Mike Davis's page
>>estimate $150, is this pretty close?)
>
>$0-$50 for a used '730
>$80 for a V8 Memcal from the dealer (could be found cheaper)
>$0-$40 for a MAP sensor
>$0-$25 for a '730 knock sensor
>$0-??? for harness ends (might come with a used '730)
>
>And of course, your time to swap wires....
>
>-> Bob Valentine
>-> bob at tecmark.com
>
>>
>>-Tim-
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