auto machine shop – Kuna, id

At Northwest Motor Machine, we are simply the best auto machine shop in the state of Idaho. We serve Kuna, ID as the best remanufacturing company in the city. Bring us your project today!

(208) 453-1292

Engine Block Remanufacturing – Kuna, ID

  • Main Bores and Boring
  • Cam Bores and Boring
  • Cylinder Bores and Boring
  • Decks
  • Custom Cylinder Girdles
  • Extreme Modification
  • Precision Cylinder Honing
northwest motor machine shop portfolio photo

Rotating Assemblies / Crankshafts – Kuna, ID

  • Balancing to 1/10th of a gram
  • Connecting Rods
  • Pin Bushings
  • Piston R&R (Remove & Replace) 
  • Extreme Piston Head Modifications
  • Knife Edging & Rotating Mass Reduction

Cylinder Heads – Kuna, ID

  • Valve Jobs
  • Valve Guide Work
  • Seat Work
  • Resurfacing – to exceed Manufacturer RA Specifications
  • Installation of Larger Valves
  • CNC & Pocket work
  • Fire Ringing
  • O-Ringing

CNC Machine Work – Kuna, ID

  • CNC Mill Work
  • CNC Turning
  • CNC Part Modifications
  • Specialty Parts Manufacturing
  • O-Ringing

General Machine Work – Kuna, ID

  • Shaft Work
  • Mill & Lathe Work

Engine Assembly – Kuna, ID

  • Custom Engine Design
  • Guaranteed Assemblies
  • Performance Assemblies


We offer a number of services for people in the Trause Valley, including Ada and Canyon counties. 

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(208) 453-1292