Posted by Kaegi [76.22.23.236] on Wednesday, April 15, 2015 at 13:41:45 :
In Reply to: speedometer posted by dan [207.254.175.50] on Wednesday, April 15, 2015 at 12:51:38 :
Like Chris said probably cable. the 60s speedo also have a lubrication hole at the top of the hub where cable goes into speedo. it needs oil occasionally. it has a wick inside to hold oil. not sure if 70s trucks have that tho