JDcrawlers Messageboard

while it's running feel each injector, do so before it gets real hot, the cold one is your bad cylinder. garry

Make sure your track is off the ground. Put a hyd. jack under the grouser bar and jack up. The track will rotate. Slow but it works.

Just finished my clutches and putting the mach back together. just have to hook up hoses and some misc. :D When you split your track find the master link, it looks and has markings on it, mine had round grooves in it. move your track so the master is at the back of the mach, about half way up the sp...

If grease is coming out the front of the tensioner were the shaft goes in it is a seal. Or if the shaft is pitted it could need replacing.You have to break the track, slide the idler forward, or in my case off. then you can replace the seal or shaft. I am not an expert but this is the only way I cou...

My right clutch went bad while useing my 69 JD450. I let it sit as I didn't have time to fix. About four days ago I took the covers off the side and top, the shaft controling the throw out bearing was stiff and not releasing the presure plate. After spending the next three days spraying PB blaster o...

Due to reasons of a personal nature I am selling my dozer. It has a diesel engine rebuilt about 3 years ago. It has low hours since rebuilt. Last year after digging a pond and other work I replaced the following, new sprockets,track chains,both new upper rollers, three new lowers, and the rest of th...

New to the site, have searched thru it more then once. I have rebuilt the diesel eng, on my 450, also the under carrage. Still more to do, I don't have a tech manual, will purchase one when I can locate it. Untill then I have a rather dumb question. I have been told you can replace the steering clut...