What causes Primary chain tensioner wear causes clunking noise on the Harley-davidson Dyna Fat Bob?

Listen for clunking on cold start at idle Estimated fix cost: $150-$400

What causes Cam chain tensioner failure on Twin Cam engines on the Harley-davidson Dyna Fat Bob?

Ticking noise, check service history for upgrade Estimated fix cost: $400-$900

Excessive vibration, inspect rubber mounts visually Estimated fix cost: $200-$500

Check battery voltage at idle, look for burnt wiring Estimated fix cost: $300-$700

Known issues to inspect before buying a used Harley-davidson Dyna Fat Bob. What to check and how much repairs cost.

MODERATE

Listen for clunking on cold start at idle

Fix cost: $150-$400

SERIOUS

Ticking noise, check service history for upgrade

Fix cost: $400-$900

MODERATE

Excessive vibration, inspect rubber mounts visually

Fix cost: $200-$500

SERIOUS

Check battery voltage at idle, look for burnt wiring

Fix cost: $300-$700

☐Pull service records and cam tensioner history

☐Test ride cold to catch chain noise early

☐Check charging system voltage with multimeter

☐Inspect frame welds and isolator mounts closely

Solid bike, maintain cam system religiously