View Full Version : 2.6 valve clearance job
relick62au
2nd June 2010, 09:31 AM
I recently donated a series 3 2.6 ex mil GS to a mate who has got it running after many years sitting idle. It sounds like the valve clearances need doing but I have never done a 2.6 and cant find it in my manual.
For that matter I have only done my 2.25 diesel a couple of times and always struggle with remembering the order of events. Any assistance would be appreciated.
And the good news is, there'll soon be one more classic landie back on the roads:).
Blknight.aus
2nd June 2010, 06:14 PM
for the 6 pot you use the rule of sevens put pot 1 on the rock then adjust pot 6
10 thou clearance from memory (it should be on the plate on the rocker cover) but its been ages since Ive done them, I tend to avoid the valve eater like the plague.
Gumnut
2nd June 2010, 09:26 PM
Setting the clearances on the exhaust valves is an A Grade PITA, especially on the IIB. Restricted room to maneouvre, and sort of all upside down. An extra elbow on each arm would help, as would fingers like snakes with an eyeball at the end of each one.
But, neglect them at your peril, as the engine does indeed seem to have a terrible tendency to burn out or gobble up exhaust valves if neglected.
As previously stated, use rule of 7, and clearances inlet 6thou, exhaust 10thou. (or 0.15mm and 0.25mm respectively) don't get it the wrong way around!
Andy
djam1
7th June 2010, 11:10 AM
Because of the propensity for these engines to eat valves dont use the factory settings on the exhaust valves.
From memory we set them at 12-13 thou they will rattle a bit but they wont burn as many valves, a really quiet F engine is one to be concerned about.
Gumnut
7th June 2010, 08:32 PM
nah, I beg to differ.....
A really quite F engine means that it is either in the driveway waiting to let you down, or beside the highway with the bonnet up having just let you down.
And relative noise is a bit of a judgement call.
You should hear the racket when they spin out a big end bearing, for example.
Andy
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