Re: air cover on ’68 Johnson 20hp – needed?

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May 4, 2015 at 9:50 pm #15352
Don
Participant

    US Member

    Well, most likely not, but it may have a slight effect on off idle running quality. And, it might affect fuel air flow at high speeds as well. So, I thought it best to try running the engine with the screen/baffle installed to make sure it is not an issue.