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Oil Pan Gasket Replacement in Vantaa

A leaking sump gasket leaves oil stains on the driveway — repair before oil runs out.

A hidden small leak after overheating can drop oil level significantly within a week.

Sump gasket replacement

Sump gasket replacement pricing:

  • Sump gasket replacement – 349 €
  • Liquid gasket (modern engines) – included
  • Oil and filter renewed – included
  • Engine underside cleaning – included
  • Test drive and leak check included

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Sump gasket replacement

Price includes gasket, oil and filter. Engine underside is cleaned so any new leak shows immediately.

from349 €

When a sump gasket needs replacing

The sump gasket keeps oil inside the engine. The gasket is either a rubber/paper/adhesive structure or, on modern engines, a silicone bead that seals the sump against the block. The gasket wears over the years and starts leaking — a small drip onto the driveway or dampness on the engine's underside are clear signs. An oil leak can also indicate other problems: the crankcase pressure has risen from worn piston rings, and that stresses the gasket to fail faster. The leak should be fixed promptly — oil loss leads to reduced lubrication and possible engine damage.

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Why do sump gaskets start leaking?

Leaks usually start from heat cycling: the gasket material contracts and expands with every warm-up cycle, and over time it loses its elasticity. Cold frost plus a hot engine accelerates the process. Another common cause is overtightened sump bolts — if a bolt is torqued too much, the gasket is squeezed out too thin and begins to seep. Raised crankcase pressure (from worn piston rings) also stresses the gasket: if breather isn't working properly, pressure tries to force the gasket open.

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Oil Pan Gasket Replacement in Vantaa | STG Autohuolto