What causes Carb sync and jetting issues on the Yamaha Virago 1100?

Rough idle, hesitation, black smoke at throttle Estimated fix cost: $50-$200

What causes Petcock vacuum diaphragm failure on the Yamaha Virago 1100?

Fuel leaking into oil or fuel starvation at speed Estimated fix cost: $20-$60

Battery not charging, melted connector near regulator Estimated fix cost: $40-$120

Rattling on cold start from top end Estimated fix cost: $100-$300

Known issues to inspect before buying a used Yamaha Virago 1100. What to check and how much repairs cost.

MODERATE

Rough idle, hesitation, black smoke at throttle

Fix cost: $50-$200

MODERATE

Fuel leaking into oil or fuel starvation at speed

Fix cost: $20-$60

SERIOUS

Battery not charging, melted connector near regulator

Fix cost: $40-$120

SERIOUS

Rattling on cold start from top end

Fix cost: $100-$300

☐Check oil for fuel contamination smell

☐Cold start to hear cam chain rattle

☐Inspect rectifier connector for melting

☐Verify both carbs sync at idle

Solid, long-lived if properly maintained