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Your cart is empty.The use of Green Label, resistive, original equipment spark plugs will keep your Cummins Onan genset working properly. Use of other non-resistive plugs can cause generator shut downs without fault codes.
Ryan Keele
Reviewed in the United States on June 7, 2025
Installed to refresh a Miller Bobcat 225g plus portable generator and welder. Welder/generator had been sitting a while and needed a tune up. Engine ran smooth after changing plugs and wires.
Bill White
Reviewed in the United States on November 17, 2024
Perfect fit for my Onan 6.5K propane generator
Mark
Reviewed in the United States on October 8, 2024
Check your gap, these were not gapped. Onan gens are set at 0.60
Snow Bird
Reviewed in the United States on April 22, 2024
For tuning up an old Onan 5500 watt RV generator.
hollywood
Reviewed in the United States on March 27, 2023
I like the plug but WAY over priced! Under 3 at o reilys.
Michael & Charlene Henderson
Reviewed in the United States on March 10, 2023
Can't say much more.Perfect fit,Perfectly running10/10Good day,Mr2
MisFit Farms
Reviewed in the United States on October 27, 2023
Meets expectations
Customer
Reviewed in the United States on April 25, 2022
I like that very much
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