What causes Water pump seal failure, coolant contamination on the Beta 250 Rr?

Milky oil on dipstick or coolant overflow Estimated fix cost: $80-$150

What causes Throttle body dirty, poor idle/starting on the Beta 250 Rr?

Rough idle, hesitation, erratic throttle response Estimated fix cost: $20-$60

Clunking, slop in rear suspension movement Estimated fix cost: $100-$200

Hard starting, service history showing valve checks Estimated fix cost: $150-$400

Known issues to inspect before buying a used Beta 250 Rr. What to check and how much repairs cost.

MODERATE

Milky oil on dipstick or coolant overflow

Fix cost: $80-$150

MINOR

Rough idle, hesitation, erratic throttle response

Fix cost: $20-$60

MODERATE

Clunking, slop in rear suspension movement

Fix cost: $100-$200

SERIOUS

Hard starting, service history showing valve checks

Fix cost: $150-$400

☐Check for service history and valve records

☐Inspect coolant and oil for contamination

☐Bounce rear suspension hard, listen for clunks

☐Cold start test, should fire first or second kick

Reliable if maintained, neglect kills these fast