Pre-load vs. end play. It's all in the "shimmin" instructions, just in a weird order for the newbs.
Sean and I, well Sean, built the end play tool and we think we have it shimmed well. Found several articles on building last week that said, and it makes sense, start with setting the countershaft pre-load. Makes sense that some/most of the horsepower rating comes from the countershaft beeing happily snug in the case halves.
Split the case again and, with no shim in the input/mainshaft hole - bolt up the halves with the shimmed countershaft, and measure the input/main tolerance. split it again and intall input/main shim. Bolt it all back up again, pull reverse idler and countershaft extension shim, install extension, measure...
Make sure you put the extension spacer in correctly and that the blocker is lined up with the keys... or you have no end-play when you should have 0.050ish. THEN you get to do it again.
So Orange is shimmed and the entire crew, including smart guys, is gathering tonight to get it all put together. Not holding breath... have faith in those guys.
Dustin - bring an engine stand, transmission adapter, various snap ring/split ring pliers, 20 ton hydraulic press, bearing separator, press beds, sockets, tubing, rebuild kit, bearings, dial indicator, etc. and Sean can bring the endplay too.
Bring all the beer you think it requires and we'll help walk you through it. We'll know by then whether or not we recommend our own work.
Parts: http://www.thegearbox.org/T56_corvette.html
Read and re-read 5-1: http://www.thirdshiftstudios.com/T56manual.pdf
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