Onsite Crankpin Grinding- Large and Small Engine Repairs – RA Power Solutions

RA Power Solutions is engaged in onsite crankshaft grinding, crankshaft machining, and crankshaft repair of small and high-capacity engines. The crankshafts and all cylindrical shafts of rotatory equipment are repaired onsite without disassembly.

Onsite Crankshaft Grinding While Vessel is on Move
Onsite Crankshaft Grinding While Vessel is on Move

The following are the main features of the services offered related to crankshaft repair:

  • Experienced technicians undertake crankshaft inspection, which includes dimensional calibration for taper, ovality, and hardness testing.
  • In case of failure of the bearing or serious damage, it is important to undertake a crack check. We recommend magnetic particle inspection and dye penetrant.
  • Checking the loss of alignment of the crankshaft by deflection gauge or by taking the run-out of the main journal.
  • Straightening of the crankshaft is undertaken if required.
  • The radius fillet original profile is maintained in case of damage.
  • On-site crankshaft grinding, crankshaft repair are undertaken using.
Onsite Crankshaft Grinding & Polishing Machine
Onsite Crankshaft Grinding & Polishing Machine


Crankshaft grinding equipment, maintaining the crankpin and main journal tolerances as per the manufacturer’s specifications.

Main points related to crankshaft repair services offered by RA Power Solutions:

  1. A company having 45 years of experience in the repair of crankshafts can easily detect the damage caused to the crankshaft due to an accident.
  2. We are experts in salvaging the crankshafts, which, as per the manufacturer, are rejected. This is possible due to our vast experience, knowledge, and use of the latest technological equipment.
  3. A large team of experienced technicians has a valid passport and seaman’s book and can travel all over the world on the shortest possible notice.
  4. In the field of crankshaft repair, we are the leaders, most experienced, sincere, and trustworthy.
  5. The services provided are at the lowest rates and can be compared with other companies.
  6. The only company to have executed more than 11,000 jobs of crankshaft repair and engine overhaul maintenance worldwide.
  7. All the repair services related to high-capacity diesel generating sets are offered with a guarantee.
Inspection of Crankpin is in Process
Inspection of Crankpin is in Process

The only company in the world manufacturing onsite crankshaft grinding machines and onsite polishing machines, and has sold more than 70 units all over the world.

For more information regarding grinding of crankpin and main journal, crankpin repair, contact us at rajshahani@rapowersolutions.com or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

Onsite Crankshaft Repair Services India by RA Power Solutions

RA Power Solutions has offered onsite crankshaft repair services for the last four decades to the land-based engine and engines installed on vessels.

The crankshaft needs repair or grinding in case of the following defects:

  • Development of excessive taper and ovality more than the tolerances stipulated.
  • Loss of alignment of the crankshaft.
  • Seizure of bearing, development of line marks.
  • Development of pitting and rough surface of the crankshaft main journal and crankpin
Crankshaft Repair Services While Vessel is Sailing
Crankshaft Repair Services While the Vessel is Sailing
Crankshaft Grinding Services- Power Plant
Crankshaft Grinding Services- Power Plant

The onsite repair services of the crankshaft help in getting the engine back into operation in the minimum time. Following crankshaft grinding services are offered by RA Power Solutions at Sea, on land, or in the shipyard:

  • Onsite Crankshaft Repair
  • Crankshaft Straightening
  • On-site crankshaft journal repair
  • Crankshaft Regrinding
  • On-site crankshaft polishing
  • Onsite Main bearing Regrinding
  • On-site crankshaft machining
  • Orbital crankpin machining/regrinding
  • Main bearing machining
  • Insitu Main bearing Main Journal Polishing
Crankshaft Grinding being done on a Small Crankpin Width
Crankshaft Grinding is being done on a Small Crankpin Width
Crankpin After Grinding by Crankshaft Grinding Machine
Crankpin After Grinding by Crankshaft Grinding Machine

RA Power Solutions has technicians who are well-trained and have successfully executed more than 11,000 jobs of crankshaft repair. We are also considered to be the lowest-priced in the industry.

For any services related to crankshaft refurbishment, crankshaft grinding, crankpin polishing, onsite crankshaft grinding and repairing service, or maintenance and repair services, please feel free to write us at rajshahani@rapowersolutions.com or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

Crankshaft Grinding | Crankshaft Polishing Machine And Tools – RA Power Solutions

RA Power Solutions is the first company to introduce portable, lightweight, onsite crankshaft grinding and crankshaft polishing machines, crankshaft polishing tools, and crankshaft repair machines at the lowest price.

With the introduction of a revolutionary onsite crankshaft grinding machine. It is now possible to save the repair cost of the crankshaft. The onsite crankshaft grinding repair machine has proven its worth with 70 clients based all over the world.

Crankshaft Grinding Machine Packed in Steel Box for Dispatch
Crankshaft Grinding Machine Packed in Steel Box for Dispatch

The onsite Crankshaft Grinding Polishing Machine has the following features:

  • An onsite crankshaft grinding & polishing machine can undertake crankshaft grinding and crankshaft polishing. It is up to 700 mm in diameter without dismantling the crankshaft.
  • In terms of taper and ovality, tolerance can be maintained within 20 to 30 microns
  • For the long life of bearings and crankshafts, it is important to have a high level of surface finish. With an onsite crankshaft grinding polishing machine, it is possible to maintain a surface finish of 0.15 RA value.
  • The onsite crankshaft polishing machine is easy to operate, and job training is also provided.
  • On-site Crankshaft Grinding Polishing Machines can be carried as an accompanied suitcase by technicians from all over the world.
  • The onsite crankshaft grinding polishing machine is ideal for grinding and polishing of main engine and auxiliary engine on board the vessel. All popular makes of engine crankshafts can be repaired like MAK, MAN, Wartsila, Daihatsu, Ruston, Yanmar, Mirrless Blackstone, SKODA, etc.
  • Onsite crankshaft polisher machines are supplied all over the world, including Nigeria, Dubai, Singapore, South America, Italy, the Maldives, Indonesia, Bangladesh, etc.

For more information on crankshaft polishing machines, crankshaft repair, grinding of crankshaft, and crankshaft polishing tool, please email us at rajshahani@rapowersolutions.com or info@rapowersolutions.com, or call us at +91 9582647131 or +91 9810012383.

Crankshaft Grinding Machine for High Diameter
Crankshaft Grinding Machine for High Diameter
Grinding of Crankpin by Crankshaft Grinding Machine is in Process
Grinding of Crankpin by Crankshaft Grinding Machine is in Process