Machine Shop

Full Service BMW Motorrader Machine Shop

Customers often mail us their components for restoration. Many customers who are restoring a BMW in their home shop will mail us components. We are happy to work with rough or barn find items and we will send them back to you as good as new.

We only service BMW Motorcycles and Isetta components in our machine shop, but we are willing to consider working on projects for other makes and models. Call us.

Call for a free estimate.

  • Cylinder Head Repairs and restoration, exhaust thread repair
  • Aluminum Case Repairs - cracks, stripped threads, decking, etc.
  • Crankshaft repair and restoration
  • Boring and honing featuring Kubenschmidt pistons
  • Transmission repair and restoration
  • Final Drive repair and restoration, spline repair
  • Driveshaft universal joint replacement and taper repair
  • Flywheel lightening
  • Cam follower bore sleeve replacement
  • Wheel building
  • Drum brake upgrades (for higher braking performance)
  • Disc brake upgrades front and rear (for Earles fork bikes and others)
  • Custom projects

Our Shop Equipment includes:

  • Bridgeport J-head milling machine
  • Bridgeport 2J Varispeed milling machine
  • Enco 9x20 lathe
  • Harrison 13x40 Metric Engine Lathe
  • Van Norman brake drum lathe
  • Van Norman valve face grinder
  • Van Norman boring bar
  • K.O. Lee surface grinder
  • K.O. Lee O.D. grinder
  • Sunnen honing machine
  • Miller Dynasty 300 TIG 
  • Miller Millermatic 135 MIG
  • Assorted Metrology equipment by Starrett, Brown & Sharp, Tesa 

Transmission Repairs & Restoration (4-speed, 5-speed and Isetta)

Custom projects


Custom Machining

Cam follower bore sleeve replacement (bronze)

Cylinder head exhaust thread repair/replacement

Crankshaft rebuilding
Crankshaft Rebuilding

Crankshaft Rebuilding

Crankshaft rebuilding (calculating fore and aft crank bearing shims)

Crankshaft Rebuilding - a newly rebuilt R60/2 crankshaft

High Performance drum brake upgrades (turning new friction linings on the lathe to match the drum)

Cylinder head repairs and rebuilding (honing valve guides)

Cylinder Boring and Honing

Magneto Repair and Restoration
Advance Mechanism Repair and Calibration

Steering Damper friction disc replacement

Precision Grinding

Harrison 600 13x40 Metric Engine Lathe

Bridgeport 2J Varispeed Milling Machine

Ring Gear Spline Repair/Replacement

Cam Follower Bore Sleeve Replacement

Ring Gear Shaft Repair (R11)

Cosmetic Repair on a wheel hub

Cylinder Head Hardened Seat Replacement (for unleaded fuels)

Final Drive Repairs and Restoration

Final Drive Repairs and Restoration
Engine Test Stand (We test run and tune all of our complete engines.)

Custom Earles fork disc brake upgrades (your choice of components)

Boring and honing

Rear disc brake upgrade on a /2

Spline Replacement