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Old 11-27-2020, 08:31 PM   #12
tdangle
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Join Date: Mar 2005
Location: Jurupa Valley, Ca
Posts: 1,209
Re: 2004R Calibration

Quote:
Originally Posted by Tman View Post
I sent my valve body and governor to Extreme Automatics. They set it all up and sent it back. I love how it works now, around $325 all said and done. This was on a low mile stock olds 88 2004r, now in my 68 with 4.11 gears and 275/60 rear tires. Definitely worth the money, no trial and error. I have buddy who did the governor weights and springs in his Monster 2004r that had the same low shift points and he had the pan off 5 or 6 until he liked it. Extreme was well worth it.
http://extremeautomatics.com/product...fromc=0&fromt=
Thanks for the info. I have sent them an email and am looking into doing the same as you did.
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Terry

1970 Custom Camper/C20 , GM Crate 350/7004R, Dana 60, factory AC
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