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I have an older sea horse, I was wondering if someone could tell me the year and fuel mix?<br /><br />Model # RDL-21<br />Serial 1861911<br /><br />any help is greatly appreciated!!<br />Thanks!
That's a 1959 engine.<br /><br />Fuel mix is 24:1, 1 qt. TC-W3 oil per 6 gallons 87 octane unleaded.<br /><br />Correct plug is Champion J4C (used to be J4J) gapped at .030".<br /><br />Set points at .020".<br /><br />Good luck.
