Authcom's full-service machine shop specializes in engine repair & refurbishment, breathing new life & power into your modern or vintage vehicle.  We offer a wide variety of services from traditional mechanical work to custom projects.  Our team are licensed with years of experience & expertise to provide you with first class service to your satisfaction

Cylinder Head

• Skimming
• Surface grinding
• Pressure testing
• Unleaded conversion including:
• Valve seat inserting
• Valve guide fitting
• Valve and valve seat re-cutting to 3 angles
• Line boring and honing camshaft housings
• Valve tappet shimming
• PCC fitting
• Dismantle and assembly of cylinder head
• Aluminum welding

Cylinder Block

• Cylinder boring and honing
• Re-facing
• Re-sleeving
• Line boring and honing

Crankshaft

• Re-grinding
• Polishing

Camshaft Followers

• Machining
• Facing

Connecting Rods

• Machining
• Resizing
• Straightening
• Re-bushing