What causes Cam chain tensioner wear and rattle on the Honda C125 Super Cub?

Cold start rattle, listen at engine top end Estimated fix cost: $50-$150

What causes Carburetor gumming from ethanol fuel on the Honda C125 Super Cub?

Hard starting, rough idle, fuel smell in oil Estimated fix cost: $20-$80

Excessive lever travel, grinding, weak stopping power Estimated fix cost: $40-$100

Remove cap, inspect inside with flashlight carefully Estimated fix cost: $80-$300

Known issues to inspect before buying a used Honda C125 Super Cub. What to check and how much repairs cost.

MODERATE

Cold start rattle, listen at engine top end

Fix cost: $50-$150

MINOR

Hard starting, rough idle, fuel smell in oil

Fix cost: $20-$80

MODERATE

Excessive lever travel, grinding, weak stopping power

Fix cost: $40-$100

SERIOUS

Remove cap, inspect inside with flashlight carefully

Fix cost: $80-$300

☐Check service history and oil condition

☐Test all gears through full ride

☐Inspect frame welds for cracks

☐Verify odometer matches wear level

Extremely reliable, one of best used buys