UGP-Generac Combo 5665 Maintenance Kit – 20kW, 999cc Generators

Description

Keep your compatible air-cooled standby generator ready for dependable operation with the UGP Generac 5665 maintenance kit. Designed as a Generac 5665 replacement kit, this mixed-component set provides the filters, spark plugs, and accessories needed for routine servicing of select 20kW generators with 999cc engines.

Replacing dirty filters and worn spark plugs can help maintain proper airflow, effective oil filtration, dependable ignition, and consistent engine operation. This combo kit pairs a UGP replacement air filter with a genuine Generac oil filter, so the main service parts come together in one order.

What Is Included in the UGP Generac 5665 Maintenance Kit?

Each kit contains the following items for a routine service:

• 1 UGP replacement air filter
• 1 genuine Generac oil filter
• 2 replacement spark plugs
• 1 paper oil funnel
• 1 chamois or cleaning cloth
• 1 instruction sheet
• 1 service reminder sticker

Please note: Engine oil is not included. Purchase the correct oil viscosity and quantity separately, according to the generator owner’s manual.

Compatible Generator Models

This standby generator maintenance kit is designed for select pre-2013 air-cooled standby generators. It fits select 20kW models with 999cc engines. Compatible model numbers are:

G0055060, G0055250, G0055251, G0055330, G0057440, G0058750, G0058751, G0058870, G0058871, G0058960, G0058961, G0059130, G0059131, G0059240, G0059241, G0060340, G0060341.

Please verify your generator’s complete model and serial numbers before ordering, because compatibility can vary by production date.

Product Information

• Brand: Universal Generator Parts
• Component type: Mixed UGP and genuine Generac parts
• Replaces: Generac 5665
• Related maintenance-kit number: 0J57680SSM
• Product type: Generator maintenance kit
• Application: Select pre-2013 air-cooled standby generators
• Generator output: Select 20kW models
• Engine application: Select 999cc engines
• Spark-plug quantity: 2
• Engine oil included: No

Why Routine Generator Maintenance Matters

Routine maintenance can help support reliable starting and longer engine life. A 20kW generator maintenance kit like this one makes it easier to replace the key service parts at the same time.

Maintenance is generally recommended every 200 operating hours or every two years, whichever comes first. More frequent servicing may be necessary after prolonged operation or in dusty environments. The included service reminder sticker can help you keep track of your next service.

Always follow the generator owner’s manual for the proper maintenance schedule, oil specification, oil capacity, spark-plug gap, and installation procedures. The kit also includes an instruction sheet for reference.

A Mixed-Component Replacement Kit

This is a mixed-component replacement kit. It is not an entirely genuine Generac OEM maintenance kit. It combines a UGP replacement air filter with a genuine Generac oil filter. If you need a 999cc generator maintenance kit that replaces Generac 5665 for a compatible model, this UGP Generac 5665 maintenance kit is designed for that purpose.

Frequently Asked Questions

Does the UGP Generac 5665 maintenance kit include engine oil?

No. Engine oil is not included. Buy the correct oil viscosity and quantity separately, as listed in your generator owner’s manual.

How often should I service my generator?

Maintenance is generally recommended every 200 operating hours or every two years, whichever comes first. You may need to service more often after prolonged operation or in dusty environments. Always follow your owner’s manual for the correct schedule.

How do I know if this kit fits my generator?

Check that your generator is a select pre-2013, air-cooled, 20kW model with a 999cc engine. Then match your full model number to the compatible list above. Verify your complete model and serial numbers before ordering, because compatibility can vary by production date.

Ready to service your generator? Order the UGP Generac 5665 maintenance kit today and get your filters, spark plugs, and accessories in one package.