I was just about to suggest M'M'O' ~ it's wonderful stuff. Unless you have an engine that does not burn oil, you do not have to wait 'til the next O'C', just check your oil level & if it needs some put in some M'M'O' ~ It helps to use it in your gas as well. ORR ~ DeanB
On 20 May , 2012, at 12:45 PM, Stuart MacMillan wrote: > On my '84 I used to get lifters that would not pump up. Try Marvel > Mystery > Oil at your next oil change. (I know what you youngsters are > thinking, but > this stuff has been around since the '20s) Substitute a quart for a > quart > of oil. Check oil with every fill up, it's a light solvent oil that > can be > consumed fairly quickly in our loose engines. Top up with that > quart of > motor oil you didn't use. BTW, don't be tempted to drink it or > leave it > around where children can get at it. It contains methyl > salicylate--wintergreen--and smells like candy (or a flavored > vodka!). It's > also bright red with a cool art deco label to boot. Actually, now > that I > think of it I've been wanting to order this tin sign for my garage: > http://tinyurl.com/cff5f8g . > > Worked well for me. I think varnish build up in the oil hole in the > side of > the lifter coupled with low oil pressure is the culprit. I also > would not > run anything less than a 15w-something oil. 5w & 10w are physically > too > thin for the WBX to build adequate oil pressure IMHO. The bearing > clearances expand a lot when these engines get hot and this reduces > oil > pressure. > > From my past history on this and other lists since 1997, it seems that > rebuilt WBX engines do not last as long as the factory original, no > matter > how carefully they are done. For example, lifter bores cannot be > reconditioned and have the wear of the total miles on the case. > Granted > they don't wear much, but this is another reason for more viscous oil. > Things haven't been the same for old engines since zinc was removed > from > motor oil, > > Start saving for your engine conversion of choice. You probably have > considerable time left on this engine, but I personally wouldn't > rebuild it > again. Also, I'm concerned about your comment that there was a gap > between > the valve and the rocker arm. This could be excessive cam lobe or > lifter > wear. You will know because you will soon have a dead cylinder if > it is. > > Good luck! > > Stuart > '85 Westy |
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