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Old 11-11-2016, 01:25 AM   #456
sdwolff98
Turning Wrenches Daily
 
Join Date: Sep 2003
Location: Gladewater Texas
Posts: 1,127
Re: 1964 GMC 3/4 ton build :D

well while waiting on body shop (the cab is finally in for primer and painting.... hallelujah!!!!!) got to looking at my bump shifter idea and scrapped it. Well come to find out someone has designed one for the corvette 6l80e transmissions at RA designs in Washington state using a winters art carr transmission shifter setup. I got the switch kit to mount in the shifter in just waiting on the winters shifter specific for the Allison 1000 transmission to come in but really nice quality on the bump shifter switches and indicator plate. here are a few pics... the circuit board I had made for my particular setup since the Allison uses its own resistor range setup for the trucks (truck 6l80e/6l90e use the same resistor ranges). It has taken multiple resistors tries to get it within .01 k ohms of the GM specs but I finally got it. the truck tap shifter ranges are: 1.87 k ohm upshift, 2.97 k ohm down shift (1.87 + 2.10 k ohm) and total resistance across the circuit is 6.84 k ohm (1.87 + 2.10 +2.87 k ohm resistors in series) so tickled to see this thing work like I know it will. considering the mountainous area I am in it will be a big boon having this moving back to texas lol. next project will be after shifter arrives to integrate it into the existing terrain console and make it look good. hopefully by that time my garage heaters is fixed and 90% of the body parts are curing in the garage at a nice balmy 85 degrees

Sean
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Work! Play! Work work work! Money to play with. 64 GMC, 66 burb 4x4, and now 64 1ton money pits......ahhh life is good. Upcoming move back to Texas Dallas bound we are this september!!!

1964 GMC I1500 2wd (my baby) 8.1 allison 6 spd conversion Aka Smurf http://67-72chevytrucks.com/vboard/s...d.php?t=438342
2016 Ram Big Horn 4WD parts hauler
2010 Chevy HHR wife new car after the circled problem blew up!!!
1981 Ram D150 /6 auto Wife's sunday driver

Living outside Gladewater Texas now working in Longview at the hospital there

future project toys:
1966 Chevy K14 carryall aka Smurfette future project 283/auto overdrive http://67-72chevytrucks.com/vboard/s...d.php?t=551867
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