85 PICK-UP with starter problems

[killer]

I have a 85 pick-up solid front axle 22re motor i've been having problems with the starter. When i go to turn over the truck the selinoid just clicks.... I replace starter twice the battery has plenty of juice and i cleaned all the grounds and the starter works when i jump it!!!!!!! DOES ANYONE HAVE ANY TIPS TO HELP ME OUT WITH MY PROBLEM...

 

[killer]

Can you help

 

[Magoo]

does that 85 have a clutch safety switch????if so look there

 

[MILLHOUSE]

How many threads are you going to start over this????