Cylinder honing and cylinder head overhaul for two-wheelers and small engines
KFL Zylinderschleiferei Karl-Friedrich Lawrentz
Bückeburg-CammerNew on Amplifa
About KFL Zylinderschleiferei
KFL Zylinderschleiferei, run by Karl-Friedrich Lawrentz, is a sole proprietorship based in Bückeburg-Cammer (Lower Saxony) specialising in the machining and overhaul of cylinders, cylinder heads and crankshafts for motorcycles, two-wheelers and small engines. Its range of services includes fine boring and honing of cylinders, grinding of cylinders and valves, replacement of cylinder liners and valve guides, machining of valve seats and ports, surfacing of sealing faces and cylinder coating. In addition, the business offers crankshaft overhauls, complete engine overhauls, general machining as well as performance and tuning work. Owner Karl-Friedrich Lawrentz is a master mechanic and mechanical engineering technician; the business is registered as an apprentice training company. Its customers come mainly from the two-wheeler and small-engine scene, including conversions to lead-free operation.
- Site
- Bückeburg (Cammer)
- Processes
- Cylinder fine boring, Cylinder honing, Cylinder grinding, Cylinder coating, Valve guide replacement, Cylinder liner replacement, Port machining, Valve machining
- Materials
- Motorcycle/small-engine cylinders
- Industries
- Motorcycles/Two-wheelers, Small engines
- 01
Fine boring and honing of cylinders
- 02
Cylinder grinding
- 03
Cylinder coating
- 04
Cylinder liner replacement
- 05
Cylinder head machining
- 06
Valve seat and valve machining
- 07
Crankshaft overhaul
- 08
Engine overhaul
Materials and Processes
Motorcycle/small-engine cylinders
Machining of motorcycle and small-engine cylinders by fine boring, honing, grinding and coating.
Locations
Bückeburg-Cammer
DEWorkshop/cylinder honing shop
- Materials
- Motorcycle/small-engine cylinders
Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Cylinder fine boringMachining | – | – | – | – | Motorcycle/small-engine cylinders |
| Cylinder honingMachining | – | – | – | – | Motorcycle/small-engine cylinders |
| Cylinder grindingMachining | – | – | – | – | Motorcycle/small-engine cylinders |
| Cylinder coatingSurface | – | – | – | – | Motorcycle/small-engine cylinders |
| Valve guide replacementAssembly | – | – | – | – | – |
| Cylinder liner replacementAssembly | – | – | – | – | – |
| Port machiningMachining | – | – | – | – | – |
| Valve machiningMachining | – | – | – | – | – |
| Valve face/stem grindingMachining | – | – | – | – | – |
| Valve seat machining/replacementMachining | – | – | – | – | – |
| Cylinder head overhaul/cylinder head machiningAssembly | – | – | – | – | – |
| Surfacing of sealing facesMachining | – | – | – | – | – |
| Crankshaft overhaul/repairAssembly | – | – | – | – | – |
| Engine overhaulAssembly | – | – | – | – | – |
| MachiningMachining | – | – | – | – | – |
| Lead-free conversionEngineering | – | – | – | – | – |
| Tuning work/performance enhancementEngineering | – | – | – | – | – |
Additional services