Welcome to the website of Ludwig Hunger GmbH

Our products offer you a triple guarantee for a future-proof investment:

Many years of experience.
With tradition, inventiveness and high technological skills we manufacture tools and machines for repairing combustion engines as well as our famous adjustable hand reamers.

Reliable top technology.
State-of-the-art technology and a comprehensive quality assurance system ensure consistently high quality in production and customer service.

Professional service.
Even many years after the purchase of a product manufactured by us, you can still receive spare parts or have the product repaired by us.

Retro-Fit action

The Retro-Fit action of Hunger changes your „old“ machine in a „young“ one!
(only VDS2.3E, VDS2.5E and VD4E)

Your advantage:

  • worldwide application range due to power supply that works with a flexible supply voltage (100-300VAC)
  • price advantage up to 46% to a new one
  • more powerful motors and a more efficient control system lead to 50% more torque when refacing
  • ecological sensible
News

Marine

Refacing both valves and valve seats with one portable refacer

The NEW portable HUNGER universal refacing machine UDM4E is a versatile machine offering a choice of modular components for refacing valves and valve seats as well as counterboring seat ring pockets and resurfacing the sealing surfaces on cylinder heads, cylinder liners and engine blocks of large diesel and gas engines.

Benefits:

  • No dust
  • No loud noise
  • Compact and portable
  • Fast refacing process
  • Low voltage to eliminate electric hazards
Marine

Repair valves by grinding

Our valve grinding machines VKM are used for grinding valves with stem diameters from 6 to 40mm.

Marine

Refacing valve seats

Our valve seat turning machines VDS2E, VDS2.3E/2.5HD and VD4HD are used to turn valve seats.

Advantages:

  • Extremely short machining time an fast clean cut
  • No grinding dust
  • Compact and handy design
  • Easy to use
  • Operation with protective low voltage
  • The economical solution for both on site and workshop use
Marine

Counterboring seat ring bores

Application:

The VD4HD-ADM is designed to to counterbore the valve seat ring bore for oversize seat ring installation.

Marine

Refacing circular landing surfaces

With our VD4HD-RC and RCM facing machines, various facing and support surfaces on the engine block, the cylinder liner and the cylinder head can be repaired.

Marine

Refacing valve cages

Application:

The VD4HD/-30° can be used for refacing the external conical landing face on valve cages.

Marine

Honing cylinder liners

With the PHM and SHM pneumatic honing machines, cylinder liners of large diesel engines up to a diameter of 640mm can be honed.

Marine

Testing injector nozzles

Application:

The NTS  is designed for testing and servicing fuel injectors of large diesel engines.
Use NTS for examining the spray pattern, for leak testing of the needle seating and for servicing the fuel injector.

Marine

Driving hydraulic tools

The high pressure hydraulic power unit operated by compressed air serves as a mobile drive unit for hydraulic tools, especially for tools for tightening and loosening clamping connections on large diesel engines.

Marine

Clamping cylinder heads

Application:

Heavy cylinder heads of large diesel engines can be safely and easily clamped onto the extremely stable WV Cylinder Head Stand to perform maintenance and repair work.

Marine


Automotive

Refacing valves

Our valve grinding machine VKM1M is used for grinding valves with a stem diameter of 6 to 20mm.

Automotive

Refacing Valve Seats

The manually operated VD valve seat refacing tools are used to repair engine valve seats using the precision turning process.

Automotive

Counterboring valve seat ring bores

Application:
The RDS turning device can be used to turn out the blind bore provided in the cylinder head to accommodate a valve seat insert.

Automotive

Clamping cylinder heads

The universal clamping device K2000 for cylinder heads

Automotive

Servicing valve guides

Assembly tool and reamers for repairing valve guides

Automotive

Reface liner seating

Application:

The BDW is designed to reface the seating provided in the engine block for receiving the flange of the cylinder liner.

Automotive

Valve leakage testing

Handling:

Connect vacuum tester to an air pressure of about 6 bar and use suitable adapter
plate to connect the suction inlet of the tester to the respective valve port.
Actuate air pressure supply switch and observe the reading of the vacuum gauge.
lf the reading is in the green range, there is no leak in the entire valve train (valve,
seat, stem and guide).

Automotive


Reamers

Reamer Type D

The adjustable standard reamer for repair and assembly jobs.

Reamers

Reamer Type E

The adjustable reamer with extra long blades.

Reamers

Reamer Type H

The adjustable shell reamer.

Reamers

Reamer Type K

The adjustable reamer with a solid pilot at the front end.

Reamers

Reamer Type U

The adjustable universal reamer with interchangeable pilots at both ends.

Reamers

Reamer Typ V

The valve guide reamer with extra long shank.

Reamers

Reamer Type VR

The solid reamer type VR are designed for reaming the valve guide of motorcycle, car and commercial engines.

Reamers


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