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06 apex mcx kit oil coming out the breather?

T

turbo99

Member
06 apex mcx kit oil coming out the breather? compresion 130130130140

what would cause oil to come out the breather. it realy blows out at higher RPMs. just to give you an idea at how much i put a qt in and in 5min it all went out the breather.looking for some ideas to solve this problem. thanks
 
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probably too much crank case pressure, do a leak down test on it, poor ring seal, oval cylinders or cracked pistons kinda hard to diagnose with out some more info, is there oil in your exhaust pipe? do you run race fuel? race fuel is known for sticking rings.
 
i run c-16 and no oil in the pipe. how do you do a leak down test? if its a stuck ring i shoud be able to comp. test it right?
 
ya with straight c16 you stuck the rings for sure pour some oil down the plug holes roll the clutch over by hand it will tighten up as the rings expand, you will feel it get harder to roll over. i have the same problem if i let the sled sit with out running it. i run straight c 16
 
ya with straight c16 you stuck the rings for sure pour some oil down the plug holes roll the clutch over by hand it will tighten up as the rings expand, you will feel it get harder to roll over. i have the same problem if i let the sled sit with out running it. i run straight c 16

would a compresion test find out if a ring is stuck?

it sat all summer but i started it a few times this summer .

it cant hurt it anyway to get some oil there
 
checked compresion is 130 130 130 140 all seems good there

it has a head shim. 175-180 is stock

just bought this machine so im chasing a problem blind. any help would be great.

i did the oil in the plug holes that might of solved the problem. sure would like to check any possible spots to check
 
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