Web9 Aug 2007 · Joined Sep 9, 2004. 1,931 Posts. #13 · Jul 31, 2007. Normal gains are in the 20% range. My suburban went from 16 with the THM400 to a best of 20.9 with the 700R4. … Web25 Feb 2013 · Taking that out of the equation, the 4L is easier to install as it's dimensions are similar to TH350's and 400's. The 6L series is especially tall and might require a tailshaft conversion kit. The biggest challenge with 6L swaps seems to be on the harness and tuning side, whereas 4L controllers and tunes are well established.
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WebThe 700R4 is an improved and upgraded model compared to its predecessors-TH350 and TH400. The GM THM700R4 is a 4-speed automatic-shift overdrive transmission installed … Web6 May 2010 · Aug 25, 2009. Messages. 856. Location. Westminster, MD. Feb 14, 2010. #1. Hey guys, I bought a Cummins 4BT and a GM 4L80E Tranny to go with it. I have the adapter plate to go from the cummins to the 4L80 but I need to know if anyone here has experience with this tranny and what I will need to make it work with the 4BT as far as the electronics … tea room in seal beach ca
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http://tech.oldsgmail.com/trans_dimen.php Web23 Feb 2011 · But I seem to remember reading that a 4L80E is much longer than a TH400. Save Share. Reply Quote. G. glenns89 ... The overall length of the 700R4 with 208 adapter and the 400 with 208 adapter are the same at about 27 1/2 inches. The Military 400/208 adapter is the "tall" style while the 700/208 is the "short style" meaning you may need to … Web19 Jan 2024 · 4L80 and TH400 share many of the same parts in stock configuration. I would argue that the 4L80 is today's best/strongest transmission option when comparing stock to stock, and easily the strongest when built-up (although that's a relative concept depending upon what/how your comparing). This is not to say I dislike GV or think they are inferior. tea room in st petersburg fl