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Old 09-30-2013, 04:11 PM   #233
Luther Grimace
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Join Date: Jun 2012
Location: Madison, AL
Posts: 380
Re: My 56 6bt 4X4 build.

Quote:
Originally Posted by 6lcummins View Post
That depends on power you think you have, the gears you have, and tire size. I'm not sure what you have done to your engine but I would probably run 2nd gear if you have taller gears and taller tires. Otherwise 3rd gear but that will take more slipping and you can warp/fry a single disc clutch easlily starting the sled. And of course LOW side.
So that is in 2 hi? My truck is 3.54s and 37" tires with just the pump turned up. I don't think my truck could pull the 180' or so that the 56 6bt pulled. He has the non intercooled first gen with the bigger stock injectors.
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1955.2 Chevy 3100, 6bt, Getrag G360 5-speed, NP205, Dana 60/70 - http://67-72chevytrucks.com/vboard/s...d.php?t=536540
1992 Chevy K1500 Silverado ECSB
1965 "Crewcab" Chevelle 300 Deluxe - soon to be LBZ Duramax/4L85E powered
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