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CB500/550 / Re: how hot is too hot, air cooled engines
« on: June 08, 2009, 03:23:59 PM »
In the land down under when summer days reach 40 degrees in the shade and if you have to stop you look for shade, thats just so your petrol doesnt boil in the tank! Air cooled runs hot, very hot "I have some pretty good burns on my inside leg to prove it!" You wouldnt want to stop every 1/4 mile for a set of lights, as the clutch does start to feel a bit slippy and grippy and the motors top end seem to ping a bit too much for any sane motorcyclists liking.
I have travelled some long country miles in this kind of heat with little or no problems at a constant speed and with not too many quick stop starts. Avoiding the city riding in this heat is probablly shrewd, yet in saying that sometimes you dont have a choice.
My Honda has yet to melt from this kind of riding. After 4 hours riding in these conditions, then stopping and turning her of she didnt want to start again, atleast not straight away. I presume due to oil level as the red light was on? and of course I needed to go again a.s.a.p, I gave about enough time to have two cold beers and fill the oil up 100ml and of we went again this time two up?
I have tryed my best to see how hot, too hot is and honestlly I dont think under normal conditions you will. As long as air is flowing through and around the motor of any heat? its when this air stops that the heat transfers very quicklly to the lower motor which retains it and need I go farther.
It would be a very nasty experiment to sacrifice a motor for the satisfaction of knowing exactlly how hot is too hot. Maybe Honda did these tests? that would make good reading.
I have travelled some long country miles in this kind of heat with little or no problems at a constant speed and with not too many quick stop starts. Avoiding the city riding in this heat is probablly shrewd, yet in saying that sometimes you dont have a choice.
My Honda has yet to melt from this kind of riding. After 4 hours riding in these conditions, then stopping and turning her of she didnt want to start again, atleast not straight away. I presume due to oil level as the red light was on? and of course I needed to go again a.s.a.p, I gave about enough time to have two cold beers and fill the oil up 100ml and of we went again this time two up?
I have tryed my best to see how hot, too hot is and honestlly I dont think under normal conditions you will. As long as air is flowing through and around the motor of any heat? its when this air stops that the heat transfers very quicklly to the lower motor which retains it and need I go farther.
It would be a very nasty experiment to sacrifice a motor for the satisfaction of knowing exactlly how hot is too hot. Maybe Honda did these tests? that would make good reading.
