What causes Carb jetting runs lean from factory on the Honda Xr650l?

Throttle response, backfiring on decel, plug color Estimated fix cost: $20-$50

What causes Cam chain tensioner wear and rattle on the Honda Xr650l?

Cold start rattling noise near top of engine Estimated fix cost: $30-$150

Oil residue on fork tubes below seals Estimated fix cost: $80-$200

Known issues to inspect before buying a used Honda Xr650l. What to check and how much repairs cost.

MODERATE

Throttle response, backfiring on decel, plug color

Fix cost: $20-$50

SERIOUS

Cold start rattling noise near top of engine

Fix cost: $30-$150

MODERATE

Oil residue on fork tubes below seals

Fix cost: $80-$200

☐Cold start it, listen for rattles

☐Check fork tubes for oil weeping

☐Inspect airbox for dirt and damage

☐Look for stripped drain bolt threads

Very reliable, simple bike, easy cheap maintenance