United Engine Works Machine Services

Powersports Engine Machine Services

Professional machining, inspection, repair and rebuild services for Sea-Doo, Ski-Doo, Polaris, Can-Am, Yamaha, Kawasaki, Honda, KTM and more.

Send us your cylinders, crankshafts, heads, short blocks or complete engines. We inspect the parts, explain your options and help you choose the most cost-effective repair.

1 Year Warranty on qualifying work
Canada & USA service available
Sea-Doo, Ski-Doo, Polaris & Can-Am specialists
Ship parts by UPS, FedEx or Purolator

Need Engine Machine Work?

United Engine Works helps riders, repair shops and rebuilders get damaged powersports engine parts back into service. Whether you need a single cylinder bored, a crankshaft rebuilt, a cylinder head repaired or a complete engine inspected, we can help.

Not sure what service you need? Send photos, engine model information and a short description of the failure. We will review the job and recommend the right next step before work begins.

Our Machine Services

From basic machining to complete engine repair support, UEW is built to capture the job before it turns into a missed sale.

Cylinder Services

  • Cylinder boring
  • Cylinder honing
  • Piston-to-wall clearance machining
  • Cylinder inspection and measurement
  • Cylinder resleeving
  • Nikasil cylinder replating support
  • Deck surface inspection

Crankshaft Services

  • Crankshaft inspection
  • Crankshaft rebuilding
  • Connecting rod replacement
  • Main bearing replacement
  • Crankshaft truing and alignment
  • Pressing services
  • Crankshaft balancing support

Cylinder Head Services

  • Cylinder head inspection
  • Surface milling
  • Pressure testing
  • Valve seat service
  • Valve guide service
  • Thread repair
  • Spark plug thread repair

Engine Inspection

  • Short block inspection
  • Complete engine inspection
  • Bearing and seal inspection
  • Failure analysis
  • Measurement reports
  • Repair recommendations
  • Rebuild estimate support

Engine Assembly

  • Short block assembly
  • Complete engine assembly
  • Bearing installation
  • Seal installation
  • End play verification
  • Precision measurements
  • Final inspection

Fuel & Performance Services

  • Fuel injector cleaning
  • Injector flow testing
  • E-TEC injector service support
  • Supercharger rebuilding
  • Clutch rebuilding support
  • Performance inspection
  • Blueprint measurement support

Brands & Engines We Service

We work with a wide range of powersports engines including personal watercraft, snowmobile, ATV, UTV and motorcycle applications.

Sea-Doo 2-Stroke Sea-Doo 4-TEC Sea-Doo Spark 900 ACE Ski-Doo 850 E-TEC Ski-Doo 600R Polaris 850 Patriot Polaris 9R Polaris RZR Polaris Ranger Can-Am Maverick Can-Am Defender Yamaha Kawasaki Honda KTM Arctic Cat

How It Works

Request a Quote

Tell us what engine you have, what failed and what parts you want serviced. Photos help us quote faster.

Ship Your Parts

Package your parts securely and ship them to United Engine Works. We accept cylinders, heads, crankshafts, short blocks and complete engines.

Inspection & Approval

We inspect the parts before final work begins. If additional damage is found, we contact you before proceeding.

Machine Work Begins

Once approved, your parts are machined, repaired or rebuilt to the agreed specification.

Final Check

Parts are checked before shipment to make sure the service has been completed properly.

Return Shipping

Your completed parts are carefully packaged and shipped back with tracking.

Machine Service FAQ

Can I send a complete engine?

Yes. We accept complete engines, short blocks, cylinders, crankshafts, cylinder heads and other engine components.

Do you inspect parts before machining?

Yes. We inspect parts before final work begins. If we find additional damage, we contact you before moving forward.

Do you offer a warranty?

Most qualifying machine services include a 1 year warranty against workmanship defects.

Do I need to clean my parts before shipping?

Please remove excess oil, fuel, dirt and loose debris before shipping whenever possible.

What information should I send for a quote?

Send the year, make, model, engine size, photos of the parts and a short description of what happened. The more details you provide, the faster we can help.

Request a Machine Service Quote

Have a scored cylinder, damaged crankshaft, worn top end, failed 4-TEC, broken 850 E-TEC, Polaris Patriot issue or a complete engine project? Send it to UEW.

United Engine Works machine services are quoted by job. Availability, turnaround time and warranty coverage may vary depending on part condition, application and service type.