The Wärtsilä 50DF Performance upgrade for TPL 73 and TPL 77 upgrade increases engine performance in gas mode operation by increasing the waste gate margin around 10 percent. This makes it possible to fully control the charge air pressure on each load also in hot ambient conditions, thus the engine can be operated in all loading points.
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The key component in the turbocharger upgrade package is the new smaller nozzle ring, which increases turbocharger speed and waste gate margin.
The Wärtsilä 50DF Performance upgrade for TPL 73 and TPL 77 is delivered as a turnkey solution including all required spare parts and installation.