What causes Carburetor jets clog from ethanol fuel/sitting on the Honda Shadow VLX 600 / Shadow ACE 750?

Rough idle, hesitation, hard starting after storage Estimated fix cost: $50-$150

What causes Petcock vacuum diaphragm cracks and leaks on the Honda Shadow VLX 600 / Shadow ACE 750?

Fuel smell, flooding, or no fuel flow to carb Estimated fix cost: $20-$60

Cold start metallic rattle that disappears when warm Estimated fix cost: $80-$250

Dim lights, dead battery, voltage under 13V at idle Estimated fix cost: $150-$350

Known issues to inspect before buying a used Honda Shadow VLX 600 / Shadow ACE 750. What to check and how much repairs cost.

MODERATE

Rough idle, hesitation, hard starting after storage

Fix cost: $50-$150

MODERATE

Fuel smell, flooding, or no fuel flow to carb

Fix cost: $20-$60

SERIOUS

Cold start metallic rattle that disappears when warm

Fix cost: $80-$250

SERIOUS

Dim lights, dead battery, voltage under 13V at idle

Fix cost: $150-$350

☐Check battery voltage at idle above 13.5V

☐Listen for cam chain rattle on cold start

☐Smell for fuel leaks around petcock

☐Rev through full throttle range smoothly

Solid, forgiving bikes if properly maintained