What causes Carb sync issues, rough idle, flat spots on the Kawasaki Zzr 600?

Smooth throttle response, idle stability, no hesitation Estimated fix cost: $80-$200

What causes Coolant leaks from aging hoses and water pump on the Kawasaki Zzr 600?

Inspect hoses, reservoir level, weep hole under pump Estimated fix cost: $50-$300

Check voltage at idle, 13.5-14.5V expected Estimated fix cost: $150-$400

Oil residue on fork legs, soft or uneven dive Estimated fix cost: $100-$250

Known issues to inspect before buying a used Kawasaki Zzr 600. What to check and how much repairs cost.

MODERATE

Smooth throttle response, idle stability, no hesitation

Fix cost: $80-$200

MODERATE

Inspect hoses, reservoir level, weep hole under pump

Fix cost: $50-$300

SERIOUS

Check voltage at idle, 13.5-14.5V expected

Fix cost: $150-$400

MODERATE

Oil residue on fork legs, soft or uneven dive

Fix cost: $100-$250

☐Cold start test, check idle stability

☐Inspect frame for crash damage or cracks

☐Test all electrics, lights, instruments

☐Check service history, valve clearances done

Solid if maintained, neglect kills them fast