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Originally Posted by Douglas My experince with car racing engines is that oil leaks can be the very devil to find because they usually only manifest themselves when the the engine is very hot, and the oil consequently is thin! If it is a roadgoing bike I would run it hard to get it hot, clean it off and then set about it with talc/crack test developer on the paddock stand. Luckily the oil does retain its heat so you can do that and still have hot oil. I have a leak on a Vauxhall racing engine at present, which I cannot find in the garage, but sure enough it re appears when used on the track! Good luck! Douglas |
All of the above. I've looked hard for it, Nelly has looked hard for it, and no matter how hot I get the motor on the stand, it doesn't appear. I do have one problem in that as it's a race engine there is no fan on the rad, so have to resort to a large room fan to try to keep the water temp within limits whilst still trying to get the oil hot. If I take it on track, the airflow spreads the stuff all over the bottom of the engine, so it's hard to determine the source. Unfortunately it's not as obvious as it would appear!
I've only got one more day to do before the motor comes out for rebuild, but it's frustrating the heck of me at the moment.