MAN PrimeServ On-site Recovery offers a full range of line boring services on engine frames for all 2- and 4- stroke engine types and brands.

We use state-of-the-art laser-alignment techniques and cutting- edge designs for boring bars and fixation equipment to ensure the fastest and best line boring the market can offer. Accurate alignment reduces excessive component wear and extends component life-span.

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Our tools can be customized for all main bearing pocket sizes. 
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Correct alignment is ensured by using precision laser equipment.

2- stroke Diesel Engine Main Bearing Pocket, Recovery with the crankshaft in place.

In co-operation with MAN Diesel & Turbo 2- stroke design department, we have developed a special method, allowing for machining of main bearing pockets while the crankshaft remains in place.

This customized method allows for significant time and cost reduction for the ship owner.

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Cutting chips produced during machining of the main bearing pocket with the crankshaft in place.