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  • October 27, 2025
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Crankshaft damage can cause costly downtime, decreased performance, and expensive overhauls if not repaired quickly and correctly. At RA Power Solutions, we specialise in onsite crankshaft grinding and repair Services that bring precision machining directly to your equipment, whether on a vessel, at a power plant, or in remote industrial locations.

With over four decades of global experience, our team offers trusted solutions for crankshaft issues across industries and engine and machinery applications. Our onsite approach minimises downtime, eliminates the risk of transporting heavy components, and ensures fast, effective repair of roll-critical parts such as crankpins and main journals.

Why Choose Onsite Crankshaft Repair?

  • RA Power design and manufactures on site crankshaft grinding equipment as per the site requirement and space constraints Hence there is no compromise with the quality after the repair of the crankshaft.
  • All the parameters of the crankshaft grinding are maintained strictly as per the manufacturer’s recommendations and tolerances. An inspection report in detail is submitted to the client.
  • In RA Power Solutions, we give great importance to the calibration of the crankshaft and inspection in detail by experienced technicians which helps us to plan the right strategy and selection of the right equipment for onsite grinding and onsite repair of crankshaft.
  • We possess the latest breed of inspection instruments, including the instruments for the NDT test which helps us to find out the exact fault in the crankshaft, resulting in successful repairs.
  • Replacement of crankshaft in case of breakdown by new crankshaft or reconditioned crankshaft is our expertise. The crankshaft of an auxiliary engine can also be replaced while sailing the vessel.
Grinding of Crankpin by Crankshaft Grinding Machine is in Process
Grinding of Crankpin by Crankshaft Grinding Machine is in Process

Our services for crankshaft grinding and repair are available 24*7. Technicians can fly down with a portable lightweight crankshaft grinding machine in short notice to all over the world as they carry the Indian CDC.

Engines & Models Serviced by Our Experts: RA Power

We have been regularly working for various models of engines like Wartsila, Daihatsu, MWM, Caterpillar, MaN, MaK, B&W, Sulzer, Bergen, Detroit Diesel, Stork Werkspoor, Pielstick, Deutz, Yanmar, MTU, Cummins, Nohab Polar, Caterpillar, Mitsubishi, Yanmar, MaK 551, MaK 552, MaK 453, MaK 451 AK, MaK 452 AK, Deutz 540, Deutz 358, Deutz 350, Pielstick PC 2.2 PC 2.5, Wartsila 524, Wartsila 824 TS, Sulzer 6 AL 25/30 and many more.

For more details regarding crankshaft grinding, Onsite Crankshaft Repair Services please email us at rajshahani@rapowersolutions.com, or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

Crankshaft Grinding Service on Moving Vessel
Crankshaft Grinding Service on Moving Vessel
Crankpin Before Grinding
Crankpin Before Grinding

FAQs:

1. What is onsite crankshaft repair?

On-site crankshaft repair involves precision grinding and polishing of crankpins and journals without removing the crankshaft from the machine or engine block.

2. Why is crankshaft grinding important?

Grinding corrects taper, ovality, surface damage, and wear, restoring the crankshaft to exact manufacturer tolerances for smooth operation.

3. Can crankshafts be repaired while a vessel is underway?

Yes, portable machines and trained technicians allow repairs even onboard vessels, reducing downtime.

4. What industries benefit from onsite crankshaft repair?

Marine, power plants, heavy equipment, locomotives, and compressors all benefit from onsite services.

5. How do inspections support crankshaft repair?

MPI, hardness, and surface roughness tests ensure faults are identified and repaired correctly, enhancing performance and longevity.

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