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Old 01-17-2016, 05:04 PM   #83
schwoch1
Local Detroit diesel nut!
 
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Join Date: Apr 2008
Location: Burlington, WI
Posts: 175
Re: 1966-81 Chevy H/J Series

Quote:
Originally Posted by Jim Timber View Post
That thing's sweet! How long has the speedo been broken?
It actually worked when I got the truck, but it was a bazillion miles an hour off. Truck was originally equipped with 4.33 gears, but somewhere's along the line the ring and pinion were swapped out for some 6.77's, hence the speedo read 85+ mph most of the time!!! I have to get an adapter to hook the Roadranger 13 speed to the GM speedo cable, but before I do that I need to measure the rollout of the rear tires to make the speedo read somewhat correct!!!

Mike
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