What causes Oil leaks from engine seals and gaskets on the Jawa 350?

Look under engine for fresh oil stains or wet seals Estimated fix cost: $40-$120

What causes Worn gearbox causing missed or crunchy shifts on the Jawa 350?

Ride and cycle through all gears under load Estimated fix cost: $150-$400

Known issues to inspect before buying a used Jawa 350. What to check and how much repairs cost.

MODERATE

Look under engine for fresh oil stains or wet seals

Fix cost: $40-$120

MODERATE

Test lights, horn, starter and check battery voltage running

Fix cost: $50-$200

MINOR

Cold start behavior, idle stability, hesitation on throttle

Fix cost: $20-$80

SERIOUS

Ride and cycle through all gears under load

Fix cost: $150-$400

☐Check frame for cracks or weld repairs

☐Verify all gears engage smoothly while riding

☐Inspect for oil leaks around engine cases

☐Test cold start without choke tricks

Decent if maintained, parts availability can be difficult