Generac Maintenance Kit 7991 – For 48kW Home Standby Generators

Generac Maintenance Kit 7991 – For 48kW Liquid-Cooled Home Standby Generators (4.5L Engine)

Product Description:

The Generac Maintenance Kit 7991 is a comprehensive OEM service kit designed specifically for Generac 48kW liquid-cooled home standby generators powered by the 4.5L automotive-style engine. This kit contains all the essential components needed to perform recommended maintenance every 100 or 200 hours of operation, helping ensure optimal generator performance and long-term reliability.

Routine maintenance is vital to keeping your standby generator ready for emergencies. The 7991 kit includes genuine Generac parts engineered to meet factory specifications—making it the ideal choice for homeowners and service professionals alike who want to maintain performance and uphold warranty compliance.

Key Specifications:

• Compatible Models:
  Generac 48kW liquid-cooled standby generators with 4.5L automotive-style engine (typically RG048 model series)

• Kit Includes:

  • 1 Air Filter

  • 1 Oil Filter

  • 1 Fuel Filter

  • 8 Spark Plugs

  • Oil Funnel

  • Chamois Cleaning Cloth

  • Maintenance Reminder Sticker

  • Instruction Manual

• Oil Type Required (Not Included):
  5W-30 Full Synthetic (amount depends on engine size; typically 6–7 quarts)

• Maintenance Interval:
  Every 100–200 hours or annually (per Generac's schedule)

• UPC: 696471079917

• Genuine OEM Parts:
  Ensures exact fit, proper function, and warranty compliance

Key Features:

• Specifically designed for Generac 48kW liquid-cooled generators

• Provides all OEM components for scheduled maintenance

• Enhances engine performance, reduces wear, and extends service life

• Helps ensure the generator operates reliably during power outages

• Suitable for professional service or experienced DIY homeowners

• Supports proper care per Generac’s warranty and maintenance guidelines