It Depends on what bike your talking about. they can range anywhere from 50cc to 600cc The Motocross bikes usually range from the yz250f to the 426 or the 450f.
3-6 hundred dollars
how much engine oil goes in an 80cc dirt bike
a quart and a half, approximately...
You really can't, the model hadn't changed much in those years. Just a 50cc four-stroke Yamaha dirt-bike.
1.13 liters
like 500-600 dollars going on the condition
ITS MARKED ON THE SIDE OF THE CRANKCASE 650ML
no its not. the ttr is better. the rt100 is based on the same technology from yamaha mx100s from the 70's. the technology on the bike hasnt changed much since.
A dirt or trail bike engine works much like any other internal combustion engine. However, it may be a two stroke engine that reacts more quickly and has more torque. The transmissions on dirt bikes are often geared lower also.
You need to be a little more specific, but here they are 09 Yamaha YZ 125: $5799 09 TTR 125 LE: $2999 09 TTR 125 E: $2699
Dirt bike gear is very expensive equipment. The average dirt bike suit can cost anywhere from 500 to 1000 dollars.
A dirt bike can have a price range depending on how good it is for a small bike $570 large your looking at about $99,99.