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Re: Koehler 25 H.P. V Twin Oil Pressure Questions
Posted to Technical Discussion Forum on 2/28/2023 2 Replies

Just to add: I do have healthy spark on both plugs. Machine does have an external oil cooler which I might peek into.

The O.E. filter looks as old as machine. I really don't want to render it useless by cutting open just now, but it is a worthwhile test.

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