What causes Cam chain tensioner rattle on startup on the Kawasaki Z300?

Cold start noise, ticking disappears after warmup Estimated fix cost: $80-$150

What causes Stator/charging system failure on the Kawasaki Z300?

Battery voltage at idle, dim lights, hard starting Estimated fix cost: $150-$300

Oil streaks on lower fork legs Estimated fix cost: $100-$200

Rough idle, hesitation, hard cold starts Estimated fix cost: $30-$80

Known issues to inspect before buying a used Kawasaki Z300. What to check and how much repairs cost.

MODERATE

Cold start noise, ticking disappears after warmup

Fix cost: $80-$150

SERIOUS

Battery voltage at idle, dim lights, hard starting

Fix cost: $150-$300

MODERATE

Oil streaks on lower fork legs

Fix cost: $100-$200

MINOR

Rough idle, hesitation, hard cold starts

Fix cost: $30-$80

☐Check service history and oil change records

☐Test battery voltage and charging output

☐Listen for ticking on cold startup

☐Inspect fork tubes for oil residue

Solid learner bike, maintain well avoid problems