Description
Keep your compatible liquid-cooled standby generator prepared for reliable operation with the Generac 5658 Scheduled Maintenance Kit. This genuine Generac kit provides the primary filters, ignition components, and service accessories needed to perform routine maintenance on select 35kW and 45kW low-speed aluminum generators equipped with 4.2L engines.
Replacing worn filters and spark plugs at the intervals specified in the generator owner’s manual can support dependable starting, efficient engine operation, and consistent power output. Regular servicing also provides an opportunity to inspect fluid levels, hoses, connections, and other critical components before the generator is needed during an outage.
Kit Includes:
- 1 air filter
- 1 air-filter pre-cleaner
- 1 oil filter
- 6 spark plugs
- 1 oil funnel
- 1 chamois cloth
- 1 service reminder sticker
Kit contents may vary by production revision.
Compatible Applications:
- Select Generac liquid-cooled standby generators
- Generator output: 35kW and 45kW
- Engine size: 4.2L
- Configuration: Select low-speed aluminum units
Compatibility depends on the generator’s complete model number, serial number, and production date.
Product Information:
- Brand: Generac
- Kit number: 5658
- Product type: Scheduled generator maintenance kit
- Engine application: 4.2L liquid-cooled
- Condition: New
- Oil included: No
- Coolant included: No
Important Maintenance Information:
Engine oil and coolant are not included and must be purchased separately. Consult the generator owner’s manual to determine the correct fluid specifications, capacities, maintenance intervals, and installation procedures.
Always shut down the generator, allow the engine to cool, and disconnect its starting system before performing service. Professional installation or servicing is recommended when required by the generator manual.






