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Its stamped on the Crankcase and its 850ML.
Your 1988 Yamaha Virago 250 pours oil from the crankcase vent hose because of a disconnected crankcase vent line.
if its water cooled head gasket=(
Yes, oil should be put in the crankcase on a 1989 Suzuki RM 250. The proper oil to use for this is a product made by Standard Oil called 80-90W Gear Oil.
It depends which seal has gone; left or right.
250. To 350 it all depen on how long you be staying
because that is what the peak flow meter reads after you have blown into it
$240 the cost 250 - the profit of 10 = 240
depends on the vehicle (how accessible head is, other items required to be removed, etc.). typically $250 low end, to $1700 high end at an independant shop; more at dealerships.
how much did a 250 MB hard drive cost in 1988
On the crankcase there should be a reading right by the oil plug that has the reading for the proper amount of oil.
A compression test will tell you if a head gasket is blown on ANY engine. Also, white smoke tells you that your burning anti-freeze, which means a head gasket is blown.