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OEM Gas Fuel Tank Vent Valve Grommet for Generac GP5500 GP6500 GP7500E RS8000E Generator Roll Over Valve Parts, 0J7921

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Availability: In Stock.
Fulfilled by Amazon

Arrives Tuesday, May 12
Order within 15 hours and 5 minutes
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Features

  • Compatibility: OEM Roll over valve for Generac models 0059870 & 0059890.
  • Fitment: Gas fuel tank vent valve for Generac GP5500 GP6500 GP7500E GP8000E GP17500 RS8000E XT8000E XP6500E XP10000E Generator, for Sportsman 3500 4000 etc.
  • OEM Part # 0J7921. Vent hole for vent valve on fuel tank diameter: 1.2inch / 30.5mm, please check the item picture and size carefully before purchase.
  • Features: The roll over valve has been tested for good airtightness, low ventilation resistance, maintains long-lasting stable engine performance.
  • Made of high quality material: The surface of the vent valve is flat and free of cracks.

Material: ‎Stainless Steel


Brand: KTUMININV


Exterior Finish: Painted


Inlet Connection Size: 1.2 Inches


Inlet Connection Type: Threaded


Outlet Connection Type: Threaded


Number of Ports: 2


Outlet Connection Size: 1.2 Inches


Unit Count: 1.0 Count


Manufacturer: KTUMININV


Exterior Finish: Painted


Inlet Connection Type: Threaded


Outlet Connection Type: Threaded


Number of Ports: 2


Thread Size: 1.2 inches


Valve Type: ‎Ball Valve


Inlet Connection Size: 1.2 Inches


Outlet Connection Size: 1.2 Inches


Size: 1.2 inches


Material Type: ‎Stainless Steel


Brand Name: KTUMININV


Model Number: 0J7921


Manufacturer: KTUMININV


Manufacturer Warranty Description: 1


Manufacturer Part Number: 0J7921


Unit Count: 1.0 Count


Included Components: 1 x roll over valve


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Tuesday, May 12

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • 100% perfect.
Perfect replacement.
Reviewed in the United States on January 10, 2026 by Amazon Customer

  • Fits just fine
Perfect fit. It’s a tight fit as it should be so I had to use a little dish soap to lube it up for installation.
Reviewed in the United States on November 13, 2025 by Larry D Barnett

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