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powell72 · 11-04-2005, 11:40 PM

I have the BOT kit in my truck and right after the Overdrive shift you should be able to watch the tach drop another couple hundred rpm's from the converter locking. I have 4.11's with a 275/60/15 and 70mph is 2500.

11-04-2005, 11:40 PM	#23
powell72 Senior Member Join Date: Jan 2005 Location: Loveland Co. Posts: 3,098	Re: My motor RPMs don't seem right I have the BOT kit in my truck and right after the Overdrive shift you should be able to watch the tach drop another couple hundred rpm's from the converter locking. I have 4.11's with a 275/60/15 and 70mph is 2500. __________________ Chris 74 Custom Deluxe SWB 350/350/3.73’s 99 2wd Silverado RCSB 5.3/4L60/3.90’s http://www.classictrucks.com/feature...short_bed.html