What causes Compensator sprocket failure causing clunking noise on the Harley-davidson Sportster Xl1200x Forty-eight?

Listen for loud clunk on startup or acceleration Estimated fix cost: $300-$600

What causes Oil leaks from rocker boxes and pushrod tubes on the Harley-davidson Sportster Xl1200x Forty-eight?

Inspect top of engine for oil residue or seepage Estimated fix cost: $150-$400

Test charging voltage, should read 13.5-14.5V running Estimated fix cost: $100-$250

Listen for ticking at idle, check service history Estimated fix cost: $400-$800

Known issues to inspect before buying a used Harley-davidson Sportster Xl1200x Forty-eight. What to check and how much repairs cost.

SERIOUS

Listen for loud clunk on startup or acceleration

Fix cost: $300-$600

MODERATE

Inspect top of engine for oil residue or seepage

Fix cost: $150-$400

MODERATE

Test charging voltage, should read 13.5-14.5V running

Fix cost: $100-$250

SERIOUS

Listen for ticking at idle, check service history

Fix cost: $400-$800

☐Cold start the bike, listen carefully

☐Check all gaskets for oil weeping

☐Test battery and charging system voltage

☐Verify compensator and cam service records

Solid but maintenance-needy, budget for preventive fixes