What causes Carb diaphragm cracking and fuel delivery issues on the Moto Guzzi Nevada 750?

Rough idle, hesitation, inspect carb diaphragm for tears Estimated fix cost: $80-$200

What causes Bevel gear final drive oil leaks on the Moto Guzzi Nevada 750?

Oil seepage around rear bevel box housing Estimated fix cost: $100-$300

Ticking at idle, ask for valve service history Estimated fix cost: $150-$400

Battery drain, dim lights, test charging voltage at idle Estimated fix cost: $200-$450

Known issues to inspect before buying a used Moto Guzzi Nevada 750. What to check and how much repairs cost.

MODERATE

Rough idle, hesitation, inspect carb diaphragm for tears

Fix cost: $80-$200

MODERATE

Oil seepage around rear bevel box housing

Fix cost: $100-$300

SERIOUS

Ticking at idle, ask for valve service history

Fix cost: $150-$400

SERIOUS

Battery drain, dim lights, test charging voltage at idle

Fix cost: $200-$450

☐Check bevel box for oil leaks underneath

☐Test charging voltage, should read 13.8-14.5V

☐Listen for valve train ticking at idle

☐Inspect carb for smooth throttle response

Solid if maintained, neglect causes expensive repairs