Author	[Modern View]
Canadian Ken 01-14-2013 20:27:55 74.114.77.74 Report to Moderator	pulled #1 cylinder exhaust valve pushrod -had a real good bend and a wear mark where it was rubbing other pic is of the intake air rubber hose that is cracked probably due to the drying effect of long term ether use - the sharpie mark is where the intake pipe stops -the crack goes about an inch past the pipe allowing dirt to be pulled in past the filter - pulled new injectors - #1 of course was as clean as the day it was installed since both valves could not open -#4 was also clean -I think the tractor was running on #2,3,5 and 6 cylinders -will do compression tests next Ken [Reply]   [No Email]
buickanddeere 01-15-2013 16:10:02 216.183.149.205 Report to Moderator	Re: 4020D broke pushrod update -pics in reply to Canadian Ken, 01-14-2013 20:27:55   Is it case of Bubba previously tearing the engine apart and slapping it back together? [Reply]  [No Email]
Ray 01-15-2013 09:18:11 74.5.145.85 Report to Moderator	Re: 4020D broke pushrod update -pics in reply to Canadian Ken, 01-14-2013 20:27:55   Looks more like a cut to me than a crack.When those hoses get old there pretty hard to install,i've seen them cut before to install easier.Doubt if ether had anything to do with it. [Reply]  [No Email]
Dave H 01-15-2013 15:32:15 66.116.18.234 Report to Moderator	Re: 4020D broke pushrod update -pics in reply to Ray, 01-15-2013 09:18:11   Same here Ray [Reply]  [No Email]
skip33652 01-15-2013 05:45:48 68.69.83.101 Report to Moderator	Re: 4020D broke pushrod update -pics in reply to Canadian Ken, 01-14-2013 20:27:55   recently tore 4020 down that was breaking pushrods and rocker arms. The cam gear was loose on cam which wore the key and keyways which then in turn retarded valve timing far enough that the pistons started helping close the valves. now we need pistons and other parts as well Paul [Reply]  [No Email]