Marine Engine

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123 Steel Avenue New York, NY 10001 United States

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456 Iron Street Chicago, IL 60607 United States

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789 Metal Lane Los Angeles, CA 90015 United States

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  • October 27, 2025
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RA Power Solutions is the leading company extending Diesel Engine maintenance, Repair & overhaul services having experience of 45 years in this field. We have a team of skilled technicians & engineers who have worked in shipyards, Diesel Power Plants & Engine manufacturing companies. RA Power Solutions feels that proper analysis of trouble in the Diesel Engine & its solution is of great importance for successful repair. Our technicians can quickly analyse in the case of a breakdown & undertake the corrective action.

Major Overhaul of MAK M453C Main Engine Completed in Record Time

  • Overhaul of 6 nos cylinder heads, replacement of valve seats and valve guides. Replacement of all valve stem guide O-ring seals. Checked cylinder heads’ warpage and pressure testing of all heads at 5 bar.
  • Overhaul of jacket water, lubricating oil cooler and charged air coolers.
  • Dismount and overhaul of VTR 250 turbocharger, renewed the oil slinger, nozzle assembly, and both compressor and turbine side bearings.
  • Dismount and overhaul of all the air starting valves, relief valves, the piston rings, and seals were performed.
  • Withdraw all the pistons, cleaned piston ring landing and renewal of piston rings gudgeon pins, and big end bearings.
CYLINDER HEADS
CYLINDER HEADS
CYLINDER LINERS
CYLINDER LINERS
  • Took piston ring groove axial and butt clearances.
  • Clean, inspect, and measure the cylinder liner internal diameters.
  • Deglaze the cylinder liners with 120-grit emery cloth.
  • Measurements of bearing cap gaps (k1-k2).
  • Polished the crankshaft and took journal measurements.
  • Renewed all main and locating bearing shells.
  • Took main bearing top clearances by lead wire.
  • Took crank web deflection measurements prior and after the renewal of main bearings with spring loaded dial gauge.
  • Took measurements of both normal and locating bearings k-gap.
  • Dismount and overhaul all fuel injectors and pressure tested the nozzles.
Repair & Overhauling of Ship Auxiliary Engine
Repair & Overhauling of Ship Auxiliary Engine
  • Dismount and overhaul the fuel pumps and replace the springs, delivery valves, plungers, and barrels.
  • Setting of valves tappet clearances.
  • Overhauled both emergency and attached lubricating oil pumps.
  • Dismount and overhaul of the jacket water pump replaced the bearing and mechanical seal.

For your requirement of diesel engine overhaul and repair, large diesel engine repair, overhauling of diesel engine, overhauling & repair of marine engine please email us at rajshahani@rapowersolutions.com, or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

Daihatsu 5DK-20 after Grinding and Polishing
Daihatsu 5DK-20 after Grinding and Polishing

FAQs:

Q1. What is included in diesel engine overhaul services?

Overhaul includes dismantling, cleaning, inspection, reconditioning or replacement of major parts, calibration, and engine reassembly.

Q2. Do you offer onsite engine overhaul?

Yes, we perform onsite overhauls at shipyards, power plants, or remote industrial sites to save time and cost.

Q3. Which engines do you service?

We service all major diesel engines, marine and industrial, including makes such as Caterpillar, Wartsila, MAN, Cummins, Yanmar, and more.

Q4. Can you handle major component repairs during an overhaul?

Yes. Our services include crankshaft, engine block, cylinder heads, and connecting rod repairs or replacements as needed.

Q5. Why choose professional overhaul services?

Professional overhaul ensures engines meet manufacturer tolerances, improves reliability, and extends engine life while reducing unexpected breakdowns.

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