push rod tube

Well, time to do the pushrod tube seals again. It's been 11 years. I searched the forum and was overwhelmed with all the link choices on this topic. Please post your favorite link. Last time I did this was to pull the heads to send to Ted Porter for valve recession. I used Oak's Top End manual.

I know this has probably been covered here many times but I am new here so Please bear with me. I have a 1978 R100/7 that I am in the process of resealing the cylinders and replacing the pushrod tubes. I am replacing the pushrod tubes because they leak badly from both the seals and the joint...

Well, I've just gotten back my heads and I'm trying to put my top end back together. I've re-ringed the pistons and installed them in the cylinders (that was easy enough). Trouble is, the cylinders won't seat in the crankcase. I push and I push and the pushrod seals won't seal and the base of...