Blown Head Gasket

[wackjocky]

I have a Yz 125 1993, it drips a little bit of coolant, after about a minute of riding, there is also smoke with some type of liquid blowing out the exhaust with it, is this a blown gasket or do I need a new radiator cap. Dirt bike seems to run fine but I'm not quite the smartest person when it comes to dirt bikes. What could this be?

[YZDOC]

Exactly what you think. Photos are easy to post, lets see what you got.

[wackjocky]

I can't get any pictures right now, but, after it's done running there will be a small puddle under the bike and it's just coolant, the oil and coolant aren't mixing, is this a blown g

[YZDOC]

Seal on water pump? 

[wackjocky]

It's leaking through the over flow hose, can that still be the seal?