Skip to product information
SKU:
ZZ3F06209
Same day shipping if ordered by 4PM CST.
Generac 5665 Maintenance Kit for 20kW, 999cc Engine
$67.79
In Stock
$67.79
Sale price
$67.79
Regular price
Part Number(s)
Estimated delivery between
Let Northline Parts Do the Heavy Lifting for You!
Not sure which part you need? Our team can help you find the right replacement.
Parts Support Hours: Monday–Friday, 8:00 AM–5:00 PM CT
Live Chat: Available 24/7
I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks
Edward H. — Verified customer
Compatible Models
We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.
Compatible equipment / model
5665 Maintenance Kit for Generac
This 5665 maintenance kit for Generac includes the essential service components needed to maintain a 20kW generator with a 999cc engine, covering the required parts for a routine tune-up and oil change. It is designed for Generac 20kW air-cooled standby generators, ensuring the unit continues to run reliably.
Overview
This 5665 maintenance kit for Generac provides a complete set of filters, spark plugs, and service parts for the 20kW, 999cc engine series. The kit gives you everything needed to perform scheduled maintenance, including an oil filter, air filter, and spark plugs. It is intended for Generac 20kW home standby generators to keep the unit performing at its best.
Built For Performance
- Includes the specified oil filter for the 999cc Generac engine
- Includes the correct air filter for the enclosed generator housing
- Includes two spark plugs for a 20kW unit's V-twin engine
- Provides all gaskets and seals necessary for an oil change service
- Direct replacement for original Generac service part numbers
Fits These Machines
- for Generac 20kW air-cooled standby generators with 999cc engine
- for Generac 5665 maintenance kit applications
- for Generac 0058750, 0058751, 0058870, 0058960, 0059010 service kits
On-The-Job Use
- Perform the annual or 200-hour maintenance service on a 20kW home standby generator
- Replace oil filter and air filter during a scheduled tune-up
- Install new spark plugs to ensure clean ignition during power outages
Specs At A Glance
| Part Number(s) | 5665, 0058750, 0058751, 0058870, 0058960, 0059010 |
| Engine Displacement | 999cc |
| Generator Output | 20kW |
| Kit Contents | Oil filter, air filter, spark plugs, gaskets |
Good To Know
Q: How often should I use this maintenance kit? A: Use this kit every 12 months or every 200 hours of operation, whichever comes first, to keep your Generac generator reliable. Regular service with this kit ensures oil cleanliness and proper combustion.
Q: Is this kit compatible with all Generac 20kW models? A: This kit is for Generac 20kW models with the 999cc engine, but fit can vary by serial number. Confirm the engine type and generator model before ordering to guarantee compatibility.
Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.