V vso737 New member Aug 19, 2015 #1 Can anyone tell me what the THREAD size for the REAR "U" BOLT to a Model A is.............. Thanks, Mike
Can anyone tell me what the THREAD size for the REAR "U" BOLT to a Model A is.............. Thanks, Mike
SeaSlugs Well-known member Aug 19, 2015 #2 brattons catalog says the rear spring U bolt castle nuts are 9/16 -18
K Kevin in NJ Well-known member Aug 19, 2015 #3 Keep in mind it is a tighter tolerence thread then off the shelf hardware. The nut is extremely hard, a file does not touch it. Do not try to use a tap or die on them.
Keep in mind it is a tighter tolerence thread then off the shelf hardware. The nut is extremely hard, a file does not touch it. Do not try to use a tap or die on them.